Used Mazak Main Spindle Completely Overhauled for sale (30,275)

  • Sort results

  • Lowest price Highest price
  • Newest listings Oldest listings
  • Shortest distance Farthest distance
  • Newest year of manufacture Oldest year of manufacture
  • Latest update Oldest update
  • Manufacturer A to Z Manufacturer Z to A
  • Relevance
Lowest price
Price
Highest price
Price
Newest listings
Release date
Oldest listings
Release date
Shortest distance
Distance
Farthest distance
Distance
Newest year of manufacture
Year of construction
Oldest year of manufacture
Year of construction
Latest update
Update
Oldest update
Update
Manufacturer A to Z
Manufacturer
Manufacturer Z to A
Manufacturer
designation from A to Z
Description
designation from Z to A
Description
Model from A to Z
Model
Model from Z to A
Model
Lowest reference
Ref.No.
Highest reference
Ref.No.
Shortest runtime
Runtime
Longest duration
Runtime
Relevance
Relevance
Listing
CNC lathe Mazak QTN Nexus 200M
CNC lathe Mazak QTN Nexus 200M
CNC lathe Mazak QTN Nexus 200M
CNC lathe Mazak QTN Nexus 200M
CNC lathe Mazak QTN Nexus 200M
CNC lathe Mazak QTN Nexus 200M
CNC lathe Mazak QTN Nexus 200M
CNC lathe Mazak QTN Nexus 200M
CNC lathe Mazak QTN Nexus 200M
CNC lathe Mazak QTN Nexus 200M
CNC lathe Mazak QTN Nexus 200M
CNC lathe Mazak QTN Nexus 200M
more images
Poland Jasło
5,964 km

CNC lathe
MazakQTN Nexus 200M

Certified Dealer
Call
Listing
Machining Center - Horizontal MAZAK HCN 6000-II (+ HCN 6000)
Machining Center - Horizontal MAZAK HCN 6000-II (+ HCN 6000)
Machining Center - Horizontal MAZAK HCN 6000-II (+ HCN 6000)
Machining Center - Horizontal MAZAK HCN 6000-II (+ HCN 6000)
Machining Center - Horizontal MAZAK HCN 6000-II (+ HCN 6000)
Machining Center - Horizontal MAZAK HCN 6000-II (+ HCN 6000)
Machining Center - Horizontal MAZAK HCN 6000-II (+ HCN 6000)
Machining Center - Horizontal MAZAK HCN 6000-II (+ HCN 6000)
more images
Germany Germany
6,891 km

Machining Center - Horizontal
MAZAKHCN 6000-II (+ HCN 6000)

Certified Dealer
Call
Listing
CNC lathe Mazak QT COMPACT 300ML
CNC lathe Mazak QT COMPACT 300ML
CNC lathe Mazak QT COMPACT 300ML
more images
Germany Sankt Leon-Rot
6,882 km

CNC lathe
MazakQT COMPACT 300ML

Certified Dealer
Call
Listing
CNC turning and milling center MAZAK Quick Turn 250MY SmoothG
CNC turning and milling center MAZAK Quick Turn 250MY SmoothG
more images
Germany Denzlingen
6,938 km

CNC turning and milling center
MAZAKQuick Turn 250MY SmoothG

Certified Dealer
Call
Listing
Component Indramat CDM 1.4-A AC-Mainspindle Drive generalüberholt mit 12 Monaten Gewährleistung
Component Indramat CDM 1.4-A AC-Mainspindle Drive generalüberholt mit 12 Monaten Gewährleistung
Component Indramat CDM 1.4-A AC-Mainspindle Drive generalüberholt mit 12 Monaten Gewährleistung
more images
Remscheid
6,986 km

Component
IndramatCDM 1.4-A AC-Mainspindle Drive generalüberholt mit 12 Monaten Gewährleistung

Certified Dealer
Call
Listing
Component Indramat KDA 1.1-100-300-W1-220 AC. Mainspindle Drive generalüberholt mit 12 Monaten Gewährleistung
Component Indramat KDA 1.1-100-300-W1-220 AC. Mainspindle Drive generalüberholt mit 12 Monaten Gewährleistung
Component Indramat KDA 1.1-100-300-W1-220 AC. Mainspindle Drive generalüberholt mit 12 Monaten Gewährleistung
more images
Remscheid
6,986 km

Component
IndramatKDA 1.1-100-300-W1-220 AC. Mainspindle Drive generalüberholt mit 12 Monaten Gewährleistung

Certified Dealer
Call
Listing
Automatic spindle press Spindle
Automatic spindle press Spindle
Automatic spindle press Spindle
Automatic spindle press Spindle
Automatic spindle press Spindle
Automatic spindle press Spindle
more images
Hungary Tatabánya
6,150 km

Automatic spindle press
Spindle

Certified Dealer
Call
Listing
CNC turning and milling center MAZAK INTEGREX i-100H
more images
Germany Denzlingen
6,938 km

CNC turning and milling center
MAZAKINTEGREX i-100H

Certified Dealer
Call
Listing
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
CNC turning and milling center Yamazaki Mazak QT-6T
more images
Greece Ωραιόκαστρο
5,705 km

CNC turning and milling center
Yamazaki MazakQT-6T

Call
Listing
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
Cnc turning and milling center Mazak QuickTurn 20N
more images
Poland Wymysłów
6,232 km

Cnc turning and milling center
MazakQuickTurn 20N

Certified Dealer
Call
Listing
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW
more images
Poland Wymysłów
6,232 km

Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z servo / spindle motor 26.8 kW
Silnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kWSilnik Siemens SIMOTICS 1FE1114-6WW11-1BN2-Z serwo / spindle motor 26,8 kW

Certified Dealer
Call
Listing
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
CNC turning and milling center Mazak Integrex e-650H
more images
United Kingdom Wishaw
7,699 km

CNC turning and milling center
MazakIntegrex e-650H

Certified Dealer
Call
Listing
Vertical machining center Mazak vtc820/30
more images
Slovakia Považská Bystrica
6,168 km

Vertical machining center
Mazakvtc820/30

Call
Listing
CNC lathe MAZAK CYBERTECH TURN 4500 M
more images
Germany Denzlingen
6,938 km

CNC lathe
MAZAKCYBERTECH TURN 4500 M

Certified Dealer
Call
Listing
Mazak Optiplex 3015 Mazak Optiplex 3015
Mazak Optiplex 3015 Mazak Optiplex 3015
Mazak Optiplex 3015 Mazak Optiplex 3015
Mazak Optiplex 3015 Mazak Optiplex 3015
Mazak Optiplex 3015 Mazak Optiplex 3015
Mazak Optiplex 3015 Mazak Optiplex 3015
Mazak Optiplex 3015 Mazak Optiplex 3015
Mazak Optiplex 3015 Mazak Optiplex 3015
more images
Netherlands Netherlands
6,946 km

Mazak Optiplex 3015
MazakOptiplex 3015

Certified Dealer
Call
Listing
Mazak 3D Fabri Gear 150 Mazak 3D Fabri Gear 150
Mazak 3D Fabri Gear 150 Mazak 3D Fabri Gear 150
Mazak 3D Fabri Gear 150 Mazak 3D Fabri Gear 150
Mazak 3D Fabri Gear 150 Mazak 3D Fabri Gear 150
Mazak 3D Fabri Gear 150 Mazak 3D Fabri Gear 150
Mazak 3D Fabri Gear 150 Mazak 3D Fabri Gear 150
Mazak 3D Fabri Gear 150 Mazak 3D Fabri Gear 150
Mazak 3D Fabri Gear 150 Mazak 3D Fabri Gear 150
Mazak 3D Fabri Gear 150 Mazak 3D Fabri Gear 150
Mazak 3D Fabri Gear 150 Mazak 3D Fabri Gear 150
more images
Netherlands Netherlands
6,946 km

Mazak 3D Fabri Gear 150
Mazak3D Fabri Gear 150

Certified Dealer
Call
Listing
CNC Vertical Machining Centre Mazak VCN-530C
CNC Vertical Machining Centre Mazak VCN-530C
CNC Vertical Machining Centre Mazak VCN-530C
CNC Vertical Machining Centre Mazak VCN-530C
CNC Vertical Machining Centre Mazak VCN-530C
CNC Vertical Machining Centre Mazak VCN-530C
CNC Vertical Machining Centre Mazak VCN-530C
CNC Vertical Machining Centre Mazak VCN-530C
CNC Vertical Machining Centre Mazak VCN-530C
CNC Vertical Machining Centre Mazak VCN-530C
CNC Vertical Machining Centre Mazak VCN-530C
CNC Vertical Machining Centre Mazak VCN-530C
more images
Netherlands Zevenbergen
7,166 km

CNC Vertical Machining Centre
MazakVCN-530C

Certified Dealer
Call
Listing
CNC lathe MAZAK Quick Turn Nexus 200MS-Y
CNC lathe MAZAK Quick Turn Nexus 200MS-Y
more images
Germany Denzlingen
6,938 km

CNC lathe
MAZAKQuick Turn Nexus 200MS-Y

Certified Dealer
Call
Listing
CNC lathe MAZAK Quick Turn Nexus 100-II MSY
CNC lathe MAZAK Quick Turn Nexus 100-II MSY
CNC lathe MAZAK Quick Turn Nexus 100-II MSY
CNC lathe MAZAK Quick Turn Nexus 100-II MSY
CNC lathe MAZAK Quick Turn Nexus 100-II MSY
CNC lathe MAZAK Quick Turn Nexus 100-II MSY
more images
Germany Denzlingen
6,938 km

CNC lathe
MAZAKQuick Turn Nexus 100-II MSY

Certified Dealer
Call
Listing
CNC lathe MAZAK Quick Turn 250MY SmoothG
CNC lathe MAZAK Quick Turn 250MY SmoothG
CNC lathe MAZAK Quick Turn 250MY SmoothG
more images
Germany Denzlingen
6,938 km

CNC lathe
MAZAKQuick Turn 250MY SmoothG

Certified Dealer
Call
Listing
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
Mazak Quick turn smart 200 (2012) Mazak Quick turn smart 200 (2012)
more images
Germany Germany
6,946 km

Mazak Quick turn smart 200 (2012)
MazakQuick turn smart 200 (2012)

Certified Dealer
Call
Siegel

Trust Seal

Dealers certified through Machineseeker

Trust Seal
Listing
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
Vertical machining center Mazak VCN 530 C SmoothG
more images
Germany Bevern
6,823 km

Vertical machining center
MazakVCN 530 C SmoothG

Call
Listing
Mazak  OPTIPLEX NEO Mazak OPTIPLEX NEO
Mazak  OPTIPLEX NEO Mazak OPTIPLEX NEO
Mazak  OPTIPLEX NEO Mazak OPTIPLEX NEO
Mazak  OPTIPLEX NEO Mazak OPTIPLEX NEO
Mazak  OPTIPLEX NEO Mazak OPTIPLEX NEO
more images
France France
6,946 km

Mazak OPTIPLEX NEO
MazakOPTIPLEX NEO

Certified Dealer
Call
Listing
Mazak QUICK TURN NEXUS 200-II Mazak QUICK TURN NEXUS 200-II
Mazak QUICK TURN NEXUS 200-II Mazak QUICK TURN NEXUS 200-II
Mazak QUICK TURN NEXUS 200-II Mazak QUICK TURN NEXUS 200-II
Mazak QUICK TURN NEXUS 200-II Mazak QUICK TURN NEXUS 200-II
Mazak QUICK TURN NEXUS 200-II Mazak QUICK TURN NEXUS 200-II
Mazak QUICK TURN NEXUS 200-II Mazak QUICK TURN NEXUS 200-II
Mazak QUICK TURN NEXUS 200-II Mazak QUICK TURN NEXUS 200-II
more images
Germany Germany
6,946 km

Mazak QUICK TURN NEXUS 200-II
MazakQUICK TURN NEXUS 200-II

Certified Dealer
Call
Listing
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
Multi tasking turning center Mazak Integrex 200 III-ST
more images
Serbia Niš
5,822 km

Multi tasking turning center
MazakIntegrex 200 III-ST

Call

This may be of interest to you

receive any e-mails from Machineseeker

How to receive 100% of our e-mails

Michael Manousakis Morlock Motors

Morlock Motors official partner of Machineseeker and Truckscout24

Titlepartner EHF Finals Men 2025

Maschinensucher becomes Title Partner of the EHF Finals Men 2025

Machineseeker Group Aquire Gebrauchtmaschinen.de Used-machines.com

Machineseeker Group acquires the platforms used-machines.com and Gebrauchtmaschinen.de

Machinseeker Olympic Games

Olympic Games: Machineseeker supports “Team Germany” in Paris

Extension Sponsor European Championship

Machineseeker agrees three-year extension as European Championship sponsor