Rigid shaft coupling is simplicity in structure,high torsional rigidity,no backlash, for high-speed rotation
The shaft couplers are mainly used for CNC machines,servo motors, spindle,step motor etc
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Notice: different sizes have different colors, please read the following table at the description carefully.
Material: Aluminum Alloy
Three Size Coupler
Diameter * Length - 12*20mm,
Screw Hole Diameter: 4mm
Transfer Pore Diameter: multiple Specification
Pore Diameter Tolerance: +0.02mm
For example: the Specification "4mm-6mm" means "one hole diameter of the coupler is 4mm ,the other is 6mm"
Package Included:
Coupler x 1
M4 Screw x 2