Saur & Schaden GmbH

Condition: good (used), Year of construction: 2002, functionality: fully functional, 3-axis machine Working area: X-axis: 3,000 mm Y-axis: 1,200 mm Height above the top edge of the suction plate: 100 mm 6 work piece supports, each with 2 tubeless vacuum suction cups, Ledpfx Apjz D A Rbedoag each with 1 rear and 1 front work piece stop 1 work piece stop in the Y direction (left and right) 4 lifting rails for placing heavy work pieces, automatically lowerable 1 vacuum pump, 100 cbm/h Machining units: Main spindle, 5 kW Speed: 1,500 - 24,000 RPM water-cooled Rotation direction: left & right Automatic tool magazine with 8 positions moves directly along with the milling spindle for milling tools only Vertical drilling unit with 14 spindles Spindle spacing: 32 mm All spindles can be controlled individually Speed: 6,000 - 9,000 RPM Horizontal drilling/sawing unit 4 spindles Feed stroke: 80 mm Drilling diameter: max. 12 mm Grooving saw diameter: max. 125 mm Unit can be swiveled 0 / 90 degrees Control / Software IMAWOP 5.0

Condition: excellent (used), C.N.C. WORKING CENTER with 4 axes (X-Y-Z-C) for routering, boring, cutting and edge banding Laedpfjz Dtudsx Apdog Numerical Control ICOS CNC (software IMAWOP) Max useful working area (without edge banding process) mm 6100 x 2000 x 125 Max useful working area (edge banding process) mm 3100 x 1925 x 100 (panel thickness) No. 10 movable rails (supports) 6 x length mm 1400, + 4 x length mm 1450 LED displaying both the axe X and axe Y position Vacuum cups (with No. 2 vacuum pump, capacity 140 m3/h) Clamps for workpieces fixing Safety side metal grids and front emergency carpets Motorized carpet to evacuate chips and wastes Separate electric and command cabinet No. 1 Vertical Electro-spindle HSK F63 ( Kw 18) Automatic Tools Changing System, with 18 folds (places) Banding group on board - (Y AXIS) Glueing Unit (P.U.R. Glue + Quick Melt unit) VT 100/100 with NORDSON premelter Edge coils supporting unit (No. 2 reels) OPTIONALS: N° 1 Aggregate Boring Unit, "cross" shape, with 4 horizontal spindles N° 1 Circular saw (diam. mm 200) N° 1 Combined unit: Corner rounding / Edge scraping (with glue scraping extension)

Condition: excellent (used), Year of construction: 2017, functionality: fully functional, Equipment: CE marking, documentation/manual, 4 axis, flex5+, edgebanding, MPU (Multi Processing Unit) Lodpoz A Szajfx Apdjag

Condition: excellent (used), Year of construction: 2012, functionality: fully functional, Working area X: 3280 mm Working area Y: 1320 mm Lsdpjz A Iglofx Apdjag Working area Z: 170 mm 13.2 kW electrospindle Drilling heads for vertical drilling: 10 Drilling heads for horizontal drilling X: 4 Drilling heads for horizontal drilling Y: 2 Blade for grooving in the X direction 12-position revolver tool changer Work table with 6 rows Programming software: BiesseWorks 90 m3/h vacuum pump Safety mats Protective netting Approximate weight: 3000 kg Door and cone grooving unit with ISO30 connection available at an extra cost.

Condition: used, Year of construction: 2014, power: 6.6 kW (8.97 HP), travel distance X-axis: 3,681 mm, travel distance Y-axis: 1,655 mm, travel distance Z-axis: 250 mm, workpiece length (max.): 3,050 mm, workpiece width (max.): 1,252 mm, workpiece height (max.): 180 mm, number of axes: 3, Equipment: CE marking, documentation/manual, F11 Drilling Unit Includes: 7 independent vertical spindles (4 on the right and 3 on the left) Drill chuck M 10 / diameter 11 mm Distance between spindles 32 mm 2 double horizontal drilling heads (1+1), 1 in X and 1 in Y (drill chuck M8 / diameter 9 mm) Drill speed 4000 rpm 1 integrated saw blade in X direction (max. diameter 120 mm) Saw blade speed 5000 rpm Motor power 2.2 kW Vertical travel with pneumatic release of the entire unit 250 mm Vertical travel with pneumatic release per spindle 60 mm Extraction hood all around 6.6 kW – 9 HP electric spindle Includes: Tool holder HSK F 63 Laedpfez Aubxjx Apdeg Speed 1500 - 24000 rpm Motor power (S1/S6) 5.5/6.6 kW (7.5/9 HP) from 12000 to 18000 rpm Right and left rotation Static inverter for stepless speed adjustment and immediate stopping of rotation Extraction hood all around Tool changer TR10 10-position lateral tool changer for tools and angle gearboxes Central lubrication with manual pump Vacuum pump, output 90/108 m³/h at 50/60 Hz 8 TVF work tables and 18 interchangeable vacuum suction cups 120x120 mm Second set of stops Laser device for positioning the suction cups

Condition: excellent (used), Year of construction: 2013, functionality: fully functional, Working area X: 3855 mm Working area Y: 2650 mm Working area Z: 200 mm 5-axis electrospindle Vertical drilling heads: 29 Horizontal drilling heads X: 6 Horizontal drilling heads Y: 4 Saw blade for grooving in the X direction 33-position chain tool changer Worktable with 6 stops 250 m3/h vacuum pump, manufactured in 2023 Software: BiesseWorks and NC-Hops Direkt installed Chip conveyor belt Safety mats Protective nets Ledpfx Aez Atb Rspdjag Approximate weight: 6300 kg. Only 2572 hours on the 5-axis spindle and 1488 hours on the drilling unit.

Condition: used, Year of construction: 2021, machine/vehicle number: 20118-0004, functionality: fully functional, input voltage: 400 V, workpiece length (max.): 3,200 mm, workpiece width (max.): 1,300 mm, workpiece height (max.): 250 mm, number of axes: 3, number of slots in tool magazine: 6, total height: 2,100 mm, total length: 3,900 mm, total width: 2,150 mm, overall weight: 2,900 kg, For sale: a very well-maintained and complete Comeva Nicron Vacuum Bars 13/32 CNC machining center, manufactured in 2021. This machine is ideal for flexible interior designers, furniture makers, or door specialists. Thanks to the generous working area of 3,200 x 1,300 mm and the adjustable beam table with vacuum cups, you can work quickly and precisely with solid wood, sheet materials, or frame/door elements. Highlights of this machine: - Beam table: Ergonomic and quick to adjust for various workpiece sizes. - Powerful main spindle suitable for heavy milling work, grooving, and a drilling unit. - Automatic tool changer: 6-position tool magazine for fast cycle times. Ljdez Af Sujpfx Apdsag - Reliable vacuum system: Includes a high-quality Becker vacuum pump. Compact setup: Freestanding control cabinet on wheels with clear controls. Equipped with Pegasus software. The machine is located at a customer's site and can be viewed in operation; location: Staphorst, the Netherlands.

Condition: ready for operation (used), functionality: fully functional, Operation in X, Y, Z axes Horizontal drills on X-axis – 10 pcs Horizontal drills on Y-axis – 2 pcs Vertical drills on Y-axis – 14 pcs Vacuum pump 3 kW Capability for dual-field operation 6 beams Milling unit Ljdpfx Aozz Nk Sjpdoag 2 work zones 3000 kg Year of manufacture: 1992

Condition: used, Year of construction: 1999, - 4-axis machine - Support table 2800 x 1050 mm Ljdpfozz Izijx Apdsag - Main spindle 7.5 / 9.0 kW - with drilling head and slotting cutter

Condition: good (used), Year of construction: 2000, functionality: limited functionality, overall weight: 2,200 kg, SCM Tech 95 CNC The computer is faulty, the new computer is shown in the pictures, but needs programming. I have all the installation CDs for the machine. The machine comes from a school, has hardly been used, and is technically in very good condition. Ledpfx Aszzx Itopdeag

Condition: excellent (used), 4-axis machining center work area: 3200 x 1350 mm Lodpfx Aozzd S Dopdoag automatic tool changer

Condition: excellent (used), Year of construction: 2016, functionality: fully functional, Working area X: 6800 mm Lajdpfx Aezy Hnrspdog Working area Y: 1840 mm 19.2 kW electrospindle with C-axis, 360-degree interpolating torque Number of vertical drilling heads: 30 Number of horizontal drilling heads X: 6 Number of horizontal drilling heads Y: 4 Blade for grooving in the X direction 8-position turret tool changer 22-position chain tool changer Work table with 10 rows, EPS automatic clamping system Numerical control: BH660 Programming software: BiesseWorks advanced 1 vacuum pump with a capacity of 250 m3/h Chip conveyor belt Safety mats Protective screens Approximate weight: 7050 kg

Condition: excellent (used), Year of construction: 2023, functionality: fully functional, operating hours: 80 h, power: 18.5 kW (25.15 HP), input voltage: 400 V, input current: 27 A, input frequency: 50 Hz, type of input current: AC, travel distance X-axis: 4,490 mm, travel distance Y-axis: 1,930 mm, travel distance Z-axis: 225 mm, workpiece length (max.): 3,090 mm, workpiece width (max.): 1,530 mm, workpiece height (max.): 85 mm, number of axes: 3, total length: 5,550 mm, total width: 3,850 mm, overall weight: 2,460 kg, table length: 3,090 mm, table width: 2,100 mm, Equipment: CE marking, documentation/manual, For sale is a nearly unused Felder Format4 CNC profit H08 16.38 F4I CNC woodworking machine. Lodpfx Apszy Hdajdjag The machine was manufactured in 2023. The package includes the machine, a Felder RL 250 dust extraction filter, and a scissor lift table. The machine was purchased and was unused.

Condition: excellent (used), Year of construction: 2014, functionality: fully functional, Working area X: 6250 mm Working area Y: 1840 mm Working area Z: 250 mm 13.2 kW electro-spindle, HSK F63 connection Vertical drilling heads Horizontal drilling heads X: 8 Horizontal drilling heads Y: 4 Grooving blade in X direction 10-position revolver tool changer 14-position chain tool changer Ledpfxozy Hc Nj Apdoag Working table with 12 rails Programming software: BiesseWorks Advanced 1 vacuum pump at 250 m3/h Chip conveyor belt Safety mats Protective netting Approximate weight: 7200 kg.

Condition: used, Year of construction: 2008, machine/vehicle number: 97457, functionality: fully functional, input voltage: 380 V, input current: 52 A, input frequency: 50 Hz, type of input current: three-phase, workpiece length (max.): 1,550 mm, workpiece width (max.): 3,100 mm, workpiece height (max.): 60 mm, number of slots in tool magazine: 120, actuation type: electric, total height: 2,600 mm, total length: 6,500 mm, total width: 7,500 mm, overall weight: 12,000 kg, Equipment: CE marking, documentation/manual, FTT Insider R8 drilling center with transverse feed, equipped with 4 upper tool heads. Laedpfx Aszypnbopdog Each head features: a) two sets of vertical drills with a 32mm spacing: 18 spindles in the Y-axis, 14 spindles in the X-axis, and an additional 4 horizontal spindles in the Y-axis. b) an electric spindle unit with a power of 3.8 kW and an ISO30 chuck. The machine also has two horizontal drilling units, each consisting of two units equipped with 18 spindles with a 32mm spacing. The machine is equipped with two chain-type tool magazines for vertical drills: 60 positions each. Belt conveyors at the inlet and outlet allow for manual loading of parts; it is also possible to operate the machine in a production line.

Condition: excellent (used), 200030A) C.N.C. WORKING CENTER "NESTING" with 3-axes "BIESSE" Mod. Rover A - FT 1531 Gantry-drive (axe X) machine Numerical Control with Software bSolid (3D CAD-CAM) + bNest Safety cabin (enclosure) of the working head Bumper Unique flat working table FT Automatic Tools Changing System with Tools storage plates Storage (revolver-type) with 8 folds (on Y-axe) Ledpozygiisfx Apdsag Max. useful working area (X - Y - Z) mm 3100 x 1560 x 60 Vacuum pump 1 x 300 m3/h Separate electric and command cabinet WORKING GROUPS (TOP): No. 14 independent vertical boring spindles (7 in X + 7 in Y) No. 4 independent horizontal boring spindles (2 in X + 2 in Y) Drilling head BH 18 motor-power (Kw) 3 ca. No. 1 vertical Electro-spindle HSK F63 (Kw) 13,2 200030B) UNLOADING with roller conveyor (length approx. 3,500 mm)

Condition: ready for operation (used), Year of construction: 2019, machine/vehicle number: 0-201-08-5142, functionality: fully functional, operating hours: 17,952 h, number of slots in tool magazine: 24, working width: 1,600 mm, spindle motor power: 15 W, number of spindles: 2, working length: 4,760 mm, Machining center with automatic material handling (serial number: 0-205-08-1424) TECHNICAL DETAILS Travel range X-axis: approx. 4,760 mm Travel range Y-axis: approx. 1,600 mm Main spindles: 2 Power of main spindles: 15 kW each Tool interface: HSK F63 Number of drilling heads: 2 Tool changer: 2 × 12-position MACHINE DETAILS Control system: PC85 / woodWOP Operating hours CNC: 17,952 h EQUIPMENT Automatic AP console tables Chip and scrap disposal Safety enclosure Associated HOMAG handling and return conveyor system Portal handling Vacuum crossbeam Conveying technology C-axes FLEX-5 preparation Automatically positionable vacuum clamps Liquid ring vacuum pumps Lodpfxszx Anfs Apdjag

Condition: used, optional equipment: Machine table in 2 support systems – left table half with TVN supports, right table half with ALU table and its own vacuum circuit. Travel ranges: X = 4400 mm, Y = 1720 mm, Z = 400 mm Tool holder HSK 63 F Motor 7.5 kW, 900 - 20,000 rpm Inverter 18 kW for spindle unit – increased power output up to 11 kW Tool changer RAPID 24 = 24 tool positions Drilling unit with 18 spindles Equipment for door processing (H = 110 mm) - for processing left and right doors - with 4 pneumatic positioning aids, each with a capacity of 20 kg - 6 reference stops with veneer overhang Laser positioning for TV system Central extraction connection above the CNC unit Vacuum pump 250 m³ Control system/control cabinet: - NUM Series 1000 with Office PC - XILOG-PLUS - Cable remote control - Analog modem with software for teleservice Ljdpezxzgmefx Apdsag Swinging machining standard for 2 work areas LED display / suction cup positioning Motorized chip conveyor 3-part floor mat / front Large accessory package with vacuum suction cups, stops, etc. Machine from a carpentry business closure due to retirement Machine is still in operation and in very good condition available at location

Condition: excellent (used), "NESTING" CELL with 3-axes (X-Y-Z+ C-axis capability) CNC working Center, composed by: 200029A) AUTOMATIC LOADING/IN-FEEDING SYSTEM (type A 1563) also for thin panels, with scissor table, movable arm (NC positioning Sweeping Arm) with vacuum suction cups, 200029B) CNC "nesting" 3-axes (flat table) "BIESSE" Mod. Rover A - FT 1531 Gantry-drive (axe X) machine Numerical Control (WRT) with Software bSolid (3D CAD-CAM) + bNest (SOPHIA - IoT Connection) Safety cabin (enclosure) of the working head Bumper Unique flat working table FT Automatic Tools Changing System with two (2) Tools storage plates Lajdpfx Aozxrnbopdog 1st Tools storage plate with 16 folds (on X axe) + 2nd storage (revolver-type) with 8 folds (on Y-axe) Max. useful working area (X - Y - Z) mm 3100 x 1560 x 170 No. 8 Working areas (Multizone) - No. 3 Vacuum pumps (capacity 250 m3/h each) Separate electric and command cabinet - Total installed power (Kw) 31,21 WORKING GROUPS (TOP): No. 14 independent vertical boring spindles (7 in X + 7 in Y) No. 4 independent horizontal boring spindles (2 in X + 2 in Y) Drilling head BH 18 motor-power (Kw) 3 ca. No. 1 vertical Electro-spindle HSK F63 (Kw) 13,2 200029C) AUTOMATIC OUT-FEEDING SYSTEM (type 1531) with motorised belt (length mm 3740)

Condition: excellent (used), Working area X: 5,920 mm Working area Y: 1,287 mm Working area Z: 170 mm C, A axes: available Swivel machining: 2 working areas for swivel machining Work table: ATS-HTS-EPS Lodpozxbhwjfx Apdoag Automatic console positioning system EPS 10 automatically positionable consoles 2 locating pins per console 5-axis milling spindle: Power: 9 kW / 11 kW at 60 Hz Speed: up to 24,000 rpm Tool holder: HSK-F63 Liquid-cooled Drilling head BH 26 16 vertical drilling spindles 4 horizontal drilling spindles in the X direction 2 grooving units for grooves in the X and Y directions Vertical drilling spindles 16, Horizontal drilling spindle X = Tool changer: Chain tool changer with 21 tool positions Clamping systems: Uniclamp clamping system - 6 pieces Control system: BIESSE XP 600 Chip removal: Motorized conveyor belts for the removal of chips and machining waste Vacuum pump BECKER: Motor power 5.5 kW Conveying capacity: 244/286 m³/h Additional equipment: Numerous vacuum suction cups; 6 UNICLAMP clamping systems; Numerous HSK 63 tool holders; 2 large saw blades in the tool magazine Compressed air: 7-7.5 bar Total power: 25.3 kW Weight: 4200 kg

Condition: used, Year of construction: 2013, machine/vehicle number: 320.002.13, functionality: fully functional, operating hours: 3,600 h, power: 12 kW (16.32 HP), input voltage: 400 V, input current: 52 A, input frequency: 50 Hz, type of input current: AC, workpiece length (max.): 4,300 mm, workpiece width (max.): 2,150 mm, workpiece height (max.): 100 mm, number of axes: 4, number of slots in tool magazine: 18, controller manufacturer: Felder, year of last overhaul: 2025, Equipment: CE marking, CNC machining center Profit H10 22.43 Year of manufacture: 2013 Operating hours: approx. 3600 h System: Matrix table made of phenolic resin Slotted table with two rows of stops Automatic central lubrication HARDWARE: Control computer Mobile control panel Handheld terminal for remote control of the axes Two vacuum pumps, rated output 2 x 250 m3/h Tool changer with 10 tools Tool changer on the left in the machine frame: 8 tool positions for HSK Milling spindle 12 kW (S6) HSK F63, 24000 rpm Extraction: Central extraction via combined connections (D=250 mm) Laedpfxjzwt Nde Apdeg Software: Woodflash German (H20/H08/H10/H50) Travel range of the axes H10 22.43 X = 5230 mm Y = 2560 mm Z = 280 mm Working area: X = 4300 mm Y = 2160 mm Z = 105 mm Axis positioning speed: X = 100 m/min Y = 100 m/min Z = 30 m/min The machine will be in operation until calendar week 38 of 2026, after which it will be dismantled. In addition, 2 swivel heads for 5-axis machining can be purchased. These are not included in the quoted price and will be priced separately. The price applies ex works, including loading. Transport can be arranged and ordered separately. Assembly and installation assistance can also be offered as an option.

Condition: used, Year of construction: 2000, machine/vehicle number: 0-201-21-369, functionality: fully functional, operating hours: 9,99,999 h, power: 25 kW (33.99 HP), input voltage: 400 V, input current: 45 A, input frequency: 50 Hz, type of input current: three-phase, travel distance X-axis: 4,700 mm, travel distance Y-axis: 1,350 mm, travel distance Z-axis: 400 mm, workpiece length (max.): 4,500 mm, workpiece width (max.): 1,150 mm, workpiece height (max.): 200 mm, number of axes: 4, number of slots in tool magazine: 12, controller manufacturer: Homag, actuation type: electric, total height: 2,400 mm, total length: 7,250 mm, total width: 4,000 mm, overall weight: 7,500 kg, table length: 4,500 mm, table width: 1,150 mm, Equipment: CE marking, documentation/manual, We are offering this used HOMAG BOF 41/45/R machining center, manufactured in 2000. Manufacturer: HOMAG Model: BOF 41/45/R Year of manufacture: 2000 Condition: used Category ID: 2076 Type ID: 970 Machine type: Machining center Includes 3 vacuum pumps: 2 Siemens Elmo (Elmo Rietschle) vacuum pumps, type: 2BL2141-2AH50-4A-ZN01 + 1 Rietschle VTA140 vacuum pump The machine is connected and still in use. Inspections are welcome! Available from mid-December! Lasdpfx Apjzwm Rbodjg If you have any questions or require further information, please do not hesitate to send us a message or call us.

Condition: good (used), Year of construction: 1999, MAKA HC 57 robot, for 5-axis machining Year of manufacture: 1999 Machine in gantry design with rack and pinion drive. Technical data: CNC control BWO 900C, for 5-axis machining. Integrated PC with 1 MB memory and 3.5" floppy disk drive. Mobile control panel. Machine table approx. 6,000 x approx. 1,270 mm. Working areas / machinable cube size with tool D 160 / length 160 mm: Y-axis: approx. 6,000 mm in 3-axis operation, approx. 5,700 mm in 5-axis operation X-axis: approx. 1,050 mm in 5-axis operation Z-axis: approx. 190 mm / travel approx. 420 mm A-axis: 540° B-axis: 360° (swivel axis +/- 180°) Rapid traverse speed X/Y-axis: 45 m/min. Z-axis: 10 m/min. 1 universal head for 5-axis milling, with 50° angled head, power max. 12.5 kW, speed continuously variable, adjustable up to 17,000 rpm. Milling spindle liquid-cooled. Chip extraction system with slat curtain and suction nozzle for room air extraction for 5-axis operation and swiveling extraction for 3-axis operation. Tool interface ISO 40 for automatic tool changer system. 1 chain tool magazine with 24 spaces for tools up to D = 90 mm, with sorted storage up to max. 160 mm. (Three spaces are required for this). Machine table: 10 support tubes on linear guides with pneumatic release device for quick positioning. 2 control circuits for stops "Raise / Lower" 2 control circuits for e.g. sliding strip "Raise / Lower" 2 control circuits for pneumatics "Clamp / Release" 2 vacuum control circuits with button for clamping and automatic reset via CNC programming. 1 chip conveyor integrated in the table, for removing chips and small waste up to max. approx. 100 x 100 x 100 mm. Vacuum supply: 1 vacuum pump, including tank with 250 liter capacity for rapid vacuum build-up. Other: 10 vacuum supports with various suction cups. 4 clamping devices for posts / curved parts, with pneumatic clamping. 4 pneumatic stops Automatic central lubrication. Control cabinet with air conditioning unit. Lasdpfx Apozwk Tasdeg Work safety: Moving protective cabin with safety bumpers on the operator side. Any necessary safety measures for the rear of the machine must be provided by the customer. The machine can be inspected in working order in the southern Germany region, near the A81 highway / Black Forest.

Condition: excellent (used), Year of construction: 2011, functionality: fully functional, Working area X: 3280 mm Working area Y: 1250 mm Electrospindle Drilling heads for vertical drilling: 12 Drilling heads for horizontal drilling X: 4 Drilling heads for horizontal drilling Y: 2 Blade for grooving in the X direction 8-position turret tool changer Lajdpfx Aszwgkbopdog 10-position linear tool changer on the right side 1 additional milling motor with 2 outputs Work table with 6 stops Programming software: Xilog Plus Control panel 1 vacuum pump with a capacity of 90 m3/h Safety guards Approximate weight: 2500 Kg Available starting November 2026

Condition: ready for operation (used), Year of construction: 2007, machine/vehicle number: 26010607, functionality: fully functional, input voltage: 400 V, input current: 63 A, input frequency: 50 Hz, type of input current: three-phase, travel distance X-axis: 5,900 mm, travel distance Y-axis: 1,600 mm, travel distance Z-axis: 280 mm, workpiece length (max.): 5,900 mm, workpiece width (max.): 1,600 mm, workpiece height (max.): 280 mm, number of axes: 5, number of slots in tool magazine: 20, controller manufacturer: SIEMENS SINUMERIK, total height: 3,200 mm, total length: 11,000 mm, total width: 4,700 mm, overall weight: 10,000 kg, table length: 5,900 mm, table width: 1,600 mm, Equipment: CE marking, MAKA PE 75 5-axis machining center – in good working order and ready for use. The machine was used for the production of wooden stairs. Lasdpezwcfzofx Apdjg Maximum spindle speed: 24,000 rpm Tool holder: HSK-F63 Number of milling spindles: 1 Vertical drilling spindles: 16 Horizontal spindles in the X-axis: 2 Horizontal spindles in the Y-axis: 2 Vacuum pump: 130 m³/h Number of vacuum pumps: 1 Number of traverses/consoles: 8 Pneumatic pressure: 6 bar A-axis: ±90° / 180° C-axis: 540° Rapid traverse X/Y: 60 m/min Rapid traverse Z: 24 m/min Electrospindle cooling: liquid Table: traversing/console type Application: wood processing / stair production.