Used Hagen & Goebel Internal Threading Machine for sale (70,726)

Condition: new, Year of construction: 2026, The electric threading machine is a versatile threading tool, ideal for both large factories and small workshops. It has a simple and compact design with a movable head and a high-torque servo drive, which ensures strong and reliable operation. The threading machine offers easy and quick tap mounting, adjustable thread cutting angle and adjustable collets. The threading machine model is equipped with an oil dispenser and a blower to blow away chips. The machine has a touch control panel with a menu in Polish. The threading arm has 2 operating modes: automatic and manual. It is intended for threading various materials. Characteristics of the RGE30PW threading machine The electric threading machine is a versatile device for creating threads that is used in both large factories and small workshops. Its main advantage is the reduction of the time needed for the threading operation, which makes the entire process more efficient. The threading machine has a simple and compact design, equipped with a movable head, which increases its versatility. The device's drive is based on a strong servo drive, which guarantees strong and reliable operation. To enable operation, the threading arm is equipped with a touch control panel with an intuitive menu in Polish . This panel allows you to easily program threading parameters such as rotational speed, threading direction and thread cutting depth. The standard equipment of the threading machine includes a micro-spraying system that effectively cools the tool with minimal lubricant consumption. In addition, the device is equipped with a blower that removes chips, ensuring good visibility of the drilled hole. The threading machine arm has a quick-mount holder, enabling easy and quick mounting of taps in both through and blind holes. The threading head can be adjusted both vertically and horizontally by 90°, as well as to the right or left by 180°. Compared to traditional manual threading, the threading machine offers greater precision and reliability while maintaining a right angle (90°). The threading machine's collets are equipped with adjustable overload clutches. The threading machine set includes DIN tap holders with sizes from M6 to M30, which provides a wide range of applications for various thread sizes. They are set to standard torque values ​​for various tap sizes, but it is possible to adjust these settings using a special wrench that is included in the kit. The electric threading machine is designed to create threads in a variety of materials such as steel, stainless steel, aluminum and non-ferrous metals. It is a reliable and efficient tool that speeds up the threading process, improving the precision and quality of threads. Thanks to its versatility and ease of use, it is widely used in various industries, from the manufacturing industry to craft workshops. The set includes DIN tap holders: Gbjdpjvughxefx Angop M5-6, M8, M10, M12, M14, M16, M18, M20, M22-24, M27, M30 The machine is sold without a work table and taps. Technical parameters Power 1.2 kW Power supply 230V Libra 50 kg Max. arm reach 1200 mm Max. Rotation speed 156 rpm

Condition: new, Year of construction: 2026, CORMAK RGE36PWx1200 Electric Tapping Machine – Advanced Precision for Industrial Applications The CORMAK RGE36PWx1200 electric tapping machine is an advanced tool designed for efficient and highly precise threading in industrial environments. Gbjdpfoycdcgsx Angep Design and Technology of the CORMAK RGE36PWx1200 Tapping Machine The CORMAK RGE36PWx1200 has been engineered for intensive use in demanding industrial conditions. Its construction is characterized by high wear resistance and long service life. Driven by a servo motor, the tapping mechanism operates smoothly and without interruption. The tapping arm allows precise tool positioning, while the rotating motor assembly enables threading at various angles, increasing the machine’s versatility. Key design features of the CORMAK RGE36PWx1200 include: Tapping arm with quick-change chuck, enabling fast and secure mounting of taps Adjustable overload clutches, providing protection against excessive load Heavy-duty machine construction with micro-spray system, ensuring effective tool cooling, reduced lubricant loss, and extended tool life Efficient chip blower, ensuring optimal visibility during threading operations Precision and Work Efficiency of the CORMAK RGE36PWx1200 The CORMAK RGE36PWx1200 tapping machine delivers exceptional precision through the use of a modern servo drive and a rotating tapping arm. These advanced technologies allow quick and accurate setting of parameters such as rotational speed, thread depth, and tapping direction. The machine not only guarantees precise threading but also significantly faster operation compared to traditional manual methods. Work efficiency is further enhanced by integrated cooling systems that effectively prevent tool overheating and reduce wear. Thanks to these solutions, the machine can operate continuously, ensuring long-term productivity and consistent thread quality. The adjustable tapping arm enables precise machine positioning, which is crucial when threading large batches of components. Standard Equipment – CORMAK RGE36PWx1200 Touchscreen control panel – easy programming of tapping parameters such as rotational speed, tapping direction, and thread depth Rotating tapping arm – allows thread cutting at any angle Tap holders with overload clutches – protect the machine from excessive load and ensure long service life Micro-spray lubrication system – continuous tool cooling with minimal coolant consumption Chip blower – effective chip removal and improved visibility during tapping Technical Specifications – CORMAK RGE36PWx1200 Power: 2 kW Power supply: 230 V Weight: 56 kg Maximum arm reach: 1200 mm Maximum rotational speed: 125 rpm Included in the set: Tap holders for tap sizes from M5 to M36 *The machine is sold without a worktable, vise, and taps.

Condition: new, Year of construction: 2026, CORMAK RGE16PW Electric Tapping Machine – Precision and Performance for Industrial and Workshop Use The CORMAK RGE16PW electric tapping machine is an advanced device designed for cutting threads in a wide range of materials. It is suitable for both industrial applications and craft workshops. Design and Technology The CORMAK RGE16PW tapping machine has been engineered for intensive operation in demanding industrial environments. Its design is based on robust, precision-made components that ensure long-term reliability and consistent performance. The central element of the machine is the tapping arm equipped with a quick-change chuck, allowing fast and easy replacement of taps. This enables quick switching between different tap sizes, significantly improving work efficiency. The tapping arm is connected to a high-torque servo drive, enabling precise thread cutting. The use of a rotating arm provides excellent flexibility, allowing tapping at any angle, which makes the machine a versatile tool across various industries. In addition, the tap holders are equipped with adjustable overload clutches that protect the machine from damage in the event of excessive load. The entire structure of the CORMAK RGE16PW is designed for ease of use and durability. The drive mechanism is resistant to heavy-duty operation, while the cooling system ensures stable performance during long tapping cycles. Precision and Work Efficiency The tapping process using the CORMAK RGE16PW electric tapping machine delivers exceptional precision thanks to servo drive technology, which controls every movement of the tapping arm with high accuracy. The control system allows programming of key operating parameters, such as: Rotational speed – adjustment of the tap speed ensures optimal conditions for different materials, resulting in high-quality threads. Tapping direction – the ability to select the threading direction provides flexibility for various applications. Thread depth – precise setting of tapping depth, essential for threads with specific technical requirements. Standard Equipment of the CORMAK RGE16PW Tapping Machine Touchscreen control panel – enables easy programming of tapping parameters such as rotational speed, threading direction, and thread depth Rotating tapping arm – allows thread cutting at any angle Tap holders with overload clutches – protect the machine from excessive load, ensuring long service life Gbsdpfx Ajycc S Tjngjp Micro-spray lubrication system – continuous tool cooling with minimal coolant consumption Chip blower – facilitates chip removal, improving visibility during tapping Technical Specifications – CORMAK RGE16PW Power: 0.6 kW Power supply: 230 V Weight: 30 kg Maximum arm reach: 1080 mm Maximum rotational speed: 375 rpm Included in the set: Tap holders for M3, M4, M5, M6–8, M10, M12, M13, M16 *The machine is sold without a worktable, vise, and taps.

Condition: new, Year of construction: 2026, CORMAK RGE30PW Electric Tapping Machine – Innovation, Precision, and Industrial Performance The CORMAK RGE30PW electric tapping machine is an innovative industrial tool that will revolutionize the way you cut threads in a wide range of materials. Design and Technology The CORMAK RGE30PW electric tapping machine has been designed with efficiency, precision, and durability in mind. Its robust construction ensures long-term, trouble-free operation even under intensive use. Key components, such as the tapping arm, are engineered to provide exceptional stability and high accuracy during threading operations. A servo drive is the core element of the machine’s drive system, delivering high torque and ensuring smooth, accurate tapping. Thanks to the integrated cooling and chip removal systems, the CORMAK RGE30PW can operate continuously without the risk of overheating or contamination of the workpieces. The integrated micro-spray system and chip blower enhance operator comfort and machining efficiency by ensuring optimal tool cooling and clear visibility of the working area. Precision and Work Efficiency The CORMAK RGE30PW electric tapping machine offers outstanding precision through the use of advanced servo drive technology and a modern control system. The rotating tapping arm with a wide range of motion allows threading at any angle, significantly increasing the versatility of the machine. Adjustable rotational speed and thread depth provide full control over operating parameters, ensuring excellent thread quality in various materials. Standard Equipment – CORMAK RGE30PW Tapping Machine Touchscreen control panel – allows easy programming of tapping parameters such as rotational speed, threading direction, and thread depth Rotating tapping arm – enables thread cutting at any angle Tap holders with overload clutches – protect the machine from excessive load, ensuring long service life Micro-spray lubrication system – continuous tool cooling with minimal coolant consumption Chip blower – enables effective chip removal and improves visibility during tapping Technical Specifications – CORMAK RGE30PW Power: 1.2 kW Power supply: 230 V Weight: 50 kg Maximum arm reach: 1200 mm Maximum rotational speed: 200 rpm Gsdpfx Aeycdalengobp Included in the set: Tap holders for tap sizes from M5 to M30 *The machine is sold without a worktable, vise, and taps.

Year of construction: 1990, condition: ready for operation (used), functionality: fully functional, controller model: SIEMENS SINUMERIK 810, workpiece length (max.): 830 mm, milling spindle speed (min.): 100 rpm, milling spindle speed (max.): 4,500 rpm, mount diameter: 78 mm, TECHNICAL DETAILS Milling spindle speed range: 100 - 4,500 rpm Maximum workpiece length: 830 mm Maximum workpiece diameter with double tooling: 135 mm Spindle mount: 2 x SK 40 Spindle nose: DIN 55026 Size 5 Gbedeyl U Tuopfx Angop Mounting diameter: 78 mm Center distance: 135 mm Front bearing diameter: 110 mm Workpiece Slide (X-Axis) Workpiece slide travel: 810 mm Max. feed rate: 6 m/min Clamping surface: 200 x 1,750 mm Tool Post (Z-Axis) Tool slide travel: 120 mm Max. feed rate: 2 m/min Tool post adjustment: 200 mm Tailstock Tailstock quill travel: 100 mm Morse taper: 3 MT Centre height: 260 mm Quill center distance: 135 mm Steady rest through-hole: 40 - 80 mm MACHINE DETAILS Drive power: 5100 W Control system: SIEMENS SINUMERIK 810 Dimensions & Weight Dimensions (L x W x H): approx. 3.20 x 2.66 x 1.76 m Machine weight: approx. 6.5 t EQUIPMENT Various tool holders Steady rests Centre points, medium Coolant system

Condition: excellent (used), Hydraulic with semiautomatic cycle Godpfx Anoylbhxsgjbp Internal grinding diameter 5-200 mm Grinding depth 250 mm Workpiece spindle head center height 180 mm Spindle bore 50 mm Table travel -600 mm Misc. accessories MARCELS MASCHINEN AG

Condition: new, R425-1G4S7 NSK TAPERED SINGLE ROW ROLLER BEARINGS NEW, NEVER USED Main Demensions: 425 x 700 x 150 mm Gedpfx Aneqpf T Isgsbp Weight 216 kg 2 units available WAREHOUSE LIQUIDATION

Condition: new, STF374KV5051GAS3 FOUR ROW TAPER ROLLER BEARINGS NSK NEW, NEVER USED Main Demensions: 374,65 x 501,65 x 250,83 mm Weight 156 kg 3 units available Gbedpfx Anoqpfvbegjp WAREHOUSE LIQUIDATION

Condition: new, thread dia. M6 - M36 turning speeds 30 - 150 U/min working area max. 1200 R angle adjustable from - to 0 - 90 Grad voltage 230 V engine output 1200 W weight 65,0 kg - Includes quick-change chuck Godpfx Ansxab Elsgebp - for use with taps - for through holes and blind holes - Swivel motor unit for thread cutting - at any desired angle between 0° and 90° - Higher accuracy compared to manual thread cutting - Thread is guaranteed to be right-angled (90°) - High productivity - significant time savings compared to manual thread cutting - Quick-change chuck with integrated slip clutch - Includes swivel arm with large radius - for easy positioning of the tap on the workpiece - Highly economical due to low investment and maintenance costs - For thread cutting in steel, stainless steel, aluminum and non-ferrous metals Scope of delivery - Operation via touchscreen - Digital drilling depth display - Quick-change holder according to DIN - Quick-change chuck - Electric motor - 90° angle adjustment - Mounting flange Special accessories included: - BERNARDO base frame with 2 drawers * milled support surface 900 x 600 mm * including 3 T-slots (16 mm) * large storage space and 2 drawers for storing tools * 4x swivel castors including parking brake - Mounts according to DIN 376: * M5-6 / M8 / M10 / M12 / M14 / M16 / M18 / M20 / M22-24 / M27 / M30 / M33 / M36

Condition: used, Thread cutting machine LORCH, SCHMIDT & Co Centre height: 200 mm Centre distance: 400 mm Spindle speed: 56 rpm Chuck diameter: 160 mm Tailstock quill travel: 45 mm Tailstock taper: MK2 Motor power: 0.25 HP Power supply: 380 Volt, 50 Hz - Right- and left-hand rotation Gedexf Uwxopfx Angsbp - 3-jaw chuck - Spindle drive via geared motor - Without through spindle bore - Tailstock with lever quill - Drill chuck MAS 1 to 16 mm Required space (L x W x H): 1200 x 500 x 420 mm Weight: 80 kg Good condition

Condition: new, thread dia. bis M 24 turning speeds U/min thread M5 - M24 working area 2050 Rmax. working range 500 Rmin. work height max. 900 mm table surface area 700 x 900 mm oil volume 100 l engine output 3,0 kW weight - pallet system ca. 300 kg Furnishing: - electro-hydraulic thread cutting machine - large working area (radius max. 2050 mm) * including table clamping disk * Swivel movement is smooth thanks to built-in gas pressure dampers - mobile machine base * Oil tank + hydraulic unit integrated in the base frame * hydraulic pressure gauge - continuous speed adjustment - vertical/horizontal thread cutting possible - Lateral sorting of the quick-change inserts possible - Connection cable with 16A plug Special accessories included / quick-change inserts: Gsdpfsxab Iajx Angebp M05 / M06 / M08 / M10 / M12 / M14 / M16 / M18 / M20 / M22

Condition: new, thread dia. M5 - M24 turning speeds 70 - 200 U/min working area max. 1200 R angle adjustable from - to 0 - 90 Grad voltage 230 V engine output 1200 W weight 65,0 kg - with micro spray system for constant cooling & minimal Cooling lubricant consumption - Includes blow-out device to remove chips, ensuring optimal visibility on the borehole - Includes quick-change chuck for using taps for Through and blind holes - Swivel motor unit for thread cutting at any desired angle between 0° and 90° - Higher accuracy compared to manual thread cutting, thread is guaranteed right angle (90°) - high productivity, significant time savings compared to manual Threading Gbjdpfxsxaaybo Angsp - Quick-change chuck with integrated slip clutch prevents breaking of the tap - Includes large radius swivel arm for easy positioning tap on the workpiece - For thread cutting in steel, stainless steel, aluminum and non-ferrous metals scope of delivery - Operation via touchscreen - Digital drilling depth display - Micro spray system - Blow-out device - Quick change mount - Quick-change chuck according to DIN - Electric motor - 90° angle adjustment - Mounting flange Special accessories included: - BERNARDO base frame 900 x 600 mm (Art. No.: Mounts: DIN 376: M5-6 / M8 / M10 / M12 / M14 / M16 / M18 / M20 / M22-24

Condition: new, thread dia. 20 M turning speeds 400 U/min thread M 4 - M 20 M working area 1900 Rmax. working range 200 Rmin. Description: The AT models have a radius of up to 1900 mm and their construction a flexible workspace. For professional use. Easy to mount on a worktop. Furnishing: - including 7 thread cutting inserts • M3 20111812 DIN 371 19 • M6 20111823 DIN 371 31 • M8 20111824 DIN 371 31 • M10 20111826 DIN 371 31 • M12 20111827 DIN 376 31 • M16 20111829 DIN 376 31 • M20 20111831 DIN 376 31 - Control valve with lubrication - Including air motor Gbjdpjxaaa Iofx Angjp - Adapter connection size 2 - The cutting head can be pivoted vertically downwards by 90 ° - The cutting head is pivoted and rotatable through 360 ° - Operating instructions in German * without the perforated table as per Fig.

Condition: refurbished (used), Year of construction: 2026, functionality: fully functional, center height: 150 mm, total length: 620 mm, Mechanics: All wear parts of the machine are replaced, including the infeed spindle in the X-axis. All assemblies are restored to as-new condition. After the overhaul, the machine is comparable to a new machine. Geometry: The machine is completely dismantled down to the guides. Before the geometry of the individual tables and assemblies can be restored, both guides of the X and Z axes are scraped by hand and restored to as-new condition. After completion, the machine receives a measurement report in accordance with the manufacturer's specifications. Painting: Once the geometry of the machine has been restored, it is prepared for repainting. All housings, tables and the machine bed are stripped of old paint, cleaned and repainted. Hydraulics: The entire lubrication system, including the lubrication unit, is replaced. The hydraulic unit is also completely overhauled. Conventional internal cylindrical grinding machine TSCHUDIN HTG 610I Equipment of the machine: Technical data: Center height: 150 mm Center width: 680 mm Grinding length: 620 mm Weight and space requirement of the machine: 2500kg // 2340x1445x1900 mm Machine equipment (standard): 1 pc. Workpiece headstock MK5 1 pc. Control panel 1 pc. Holder for internal grinding spindle 1 pc. Speed control unit for belt spindle (UJ50 / UJ80) FISCHER 1 pc. Hydraulic unit Optional: Gbedourw Uyspfx Angop - Digital measuring system 2-axis - Freely adjustable speed (1-800 rpm) incl. soft start (higher speeds are optionally possible after clarification of technical details) - Separate low speed for part alignment

Condition: ready for operation (used), Year of construction: 1995, Thread Rolling Machine Flat Die TLM RP8 Operational, fully functional Available for any tests c/o H.B.R. srl Ready for immediate delivery. TLM RP8 Informazioni tecniche: Year: 1995 Diameter range: 3 – 8 mm. Shaft length under head: 90 mm. Max. thread length: 52 mm. Dies size:130/115x54 mm. Speed: 420 pcs./min. Vibratory feeder Condition: very good, operational Ready for immediate delivery Machinery runs without any problems. Available c/o H.B.R. srl - Italia Gbodpsyzqzbofx Angop

Condition: used, Table Drilling and Thread Cutting Machine IXION Type BT 15 GL Machine no.: Year of manufacture approx. 1975 Drilling capacity: 15 mm Spindle mount: Taper B 16 Thread cutting range: M 2.5 to M10 Throat depth: 200 mm Quill stroke: 90 mm Table size: 285 x 220 mm Column diameter: Ø 75 mm Spindle speed: 320–1600 rpm, 4 steps Motor power: 0.55 kW Power connection: 380 Volt, 50 Hz - Spindle speed adjustable in 4 belt stages - Equipped with FAHRION GH 10 tapping attachment - With thread pitch guide bush, operation without guide bush also possible - Drill head height adjustment via hand crank - Column lowers from table plate for drill head height adjustment Required space (L x W x H): 650 x 420 x 900 mm Weight: 86 kg Gbedowk Nxqopfx Angsp Good condition

Condition: used, Year of construction: 2000, Technical details: pulling force - max.: 2,5 t max. ram stroke: 1000 mm max. workpiece diameter: 40 mm Broaching speed: 60 m/min. return speed: 20 m/min. total power requirement: 24 kW weight of the machine ca.: 6 t dimensions of the machine ca.: 1,7 x 2,4 x 4,77 m clamping plate: 320 mm It is a hydraulic machine. * Gbedpfsw Dugaox Angjp

Year of construction: 1981, condition: good (used), Manufacturer: National Broach Type: GHC 12" Year of manufacture: 1981 workpieceØ max.: 355mm pitch circleØ min/max: 100-152mm tooth width max.: 63,5mm Modu min/max.: 1,25-6,35mm weight: 3,4t Operation: honing internal teeth Gedpohad Avefx Angobp

Year of construction: 1994, condition: excellent (used), machine/vehicle number: 04.2398, Manufacturer: Arthur Klink Type: RIW 10 x 1500 x 500 Machine No.: 04.2398 Gbsdpfx Ansgyd T Eegsp Year of construction: overhauled by manufacturer 1994 weight: 3700kg tractive force: 10.000kg (100kN) max. stroke: 1500mm max. workpiece diameter: Ø 500mm clearing speed: infinitely variable from 1m/min to 6m/min return speed: stepless adjustable up to 20m/min power supply: 400V / 50Hz

Year of construction: 1964, condition: good (used), functionality: fully functional, machine/vehicle number: 2016, Used vertical hydraulic internal broaching machine with 3 broaching points Tractive force: 16,000 kg clearing length: 1.250 mm Broaching points: 3 pieces Distance between the broaching points: 380 mm Mounting diameter of the broaching heads 3 x Ø ___mm Cutting speed: hydraulically infinitely variable from 1 m/min to max. 7 m/min Return speed: hydraulically infinitely variable from 7 to max. 25 m/min Space requirement of the machine: (w x d x h) approx. 2,200 x 1,550 x 4,200 (without pit) Power supply / connected load: 380Volt 50 HZ Godjt Dv I Aopfx Angobp Accessories / special equipment: The machine is equipped with a workpiece table with 3 holes for 3 broaching positions. The tool clamping system is provided for spring-mechanical locking in the drawbridge and hydraulically mechanical in the feeder. The machine has been electrically (PLC Siemens S7) and mechanically modernized in 2004. The machine has an integrated coolant system. Remarks: The machine is designed for use in series production, ideally a foundation (pit) or optionally a platform is required for optimum use. Drawing heads and needle lifters are available on request. The machine can be viewed in our warehouse.

Year of construction: 1960, condition: refurbished (used), machine/vehicle number: 1732, Vertical internal broaching machine with switching plate of the company Karl Klink Type: RSI6DT Machine No.: 1732 Year of manufacture: 1960 weight: 3,2 to broaching force: 6.000kg With switch plate ( 2 stations ) Gbodpfx Asgyd Svjngsp Power supply: 380V / 50Hz Rated current: 15 A Connected load: 4kW The machine is completely revised and is therefore in a very good condition.

Year of construction: 1964, condition: refurbished (used), machine/vehicle number: 2041, Vertical internal broaching machine with switching plate of the company Karl Klink Type: RSI8DT1 Gbsdpfx Aogyd S Dsngsp Machine No.: 2041 Year of manufacture: 1964 weight: 3,2 to broaching force: 8.000kg With switch plate ( 2 stations ) Power supply: 380V / 50Hz Rated current: 25 A Connected load: 5,5 kW The machine is completely revised and is therefore in a very good condition.

Year of construction: 1960, condition: not inspected (used), Forst RF 20x2000 internal broaching machine -WKG 189- Data: Manufacturer: Forst Type: RF 20x2000 Year of manufacture: 1959 Max. Tractive force: 20t Max. Stroke: 2000mm Max. Cutting speed: 5,6m/min Max. Return speed: 30m/min Godpfshu E Egex Angobp Max. Workpiece diameter: Ø 300mm Max. Tool diameter: Ø 90mm Weight: 3,5t Remark: without tub

Condition: not inspected (used), Forst RF 16 internal broaching machine -WKG 1371- Technical data: Manufacturer: Forst Gedpohu E N Defx Angsbp Type: RF 16 Max. Tractive force: 16t Max. Stroke: 1200mm Max. Cutting speed: 5,6m/min Max. Workpiece diameter: Ø 700mm Max. Tool diameter: Ø 120mm Workpiece seat: Ø 70mm Note: control valve missing

Year of construction: 1978, condition: excellent (used), machine/vehicle number: 2751, General / technical data: Hydraulic horizontal internal broaching machine in in good technical condition Manufacturer: Karl Klink Model: RIW 6,3 Machine No: 2751 Year of manufacture: 1978 Weight: 2,3to tractive force: 6,3t broaching speed: hydraulically infinitely variable from 1m/min to 7m/min Return speed: hydraulically stepless adjustable from 7m/min to 25m/min maximum stroke: 1320mm maximum workpiece diameter: max. 420mm table opening: Ø 80mm Gbjdpfx Ansiw Dlksgsp dimensions: (w x d x h) approx. 5.700mm x 600mm x 1.900mm power supply: 380 Volt / 50 Hz / 4kW Accessories/ optional equipment: - Coolant / lubricant system - without tool feeder - Oil and chip tray (approx. 2,000mm) Remark: The machine is ideal for the production of keyways. Broaches as well as broaching mandrels can be supplied on request. The machine is ready for demonstration under power in our warehouse.