8x12.7mm One Half Inch Flexible Shaft Coupling For Stepper Motors D25 L30 Aluminum Body 25mm Outer Diameter 30mm Length Durable Aluminum Coupler With Precise Fit

1/2-Inch Aluminum Shaft Coupling for Stepper Motors
✔️ Bore 8x12.7 mm (0.315x0.5 in), OD 25 mm, L 30 mm, Al, 1 pc pack

This compact flexible shaft coupling connects stepper motors to drive shafts in CNC machines, 3D printers, and robotics. Made from durable aluminum with a precise fit, it helps absorb misalignment and reduce vibration for smoother operation.

✅ Size: 8 mm x 12.7 mm (0.315 in x 0.5 in) bore
✅ Outside diameter: 25 mm (0.984 in)
✅ Length: 30 mm (1.181 in)
✅ Material: Aluminum
✅ Package: 1 x Coupler

💡 What is a shaft coupling used for in stepper motor setups? A handy piece that connects a motor shaft to a driven shaft while tolerating small misalignments.

• Allows precise torque transfer with some tolerance for angular and axial misalignment
• Helps damp vibrations and protects motor bearings in CNCs and 3D printers
• Works with 8x12.7 mm bore and D25 L30 size for a snug, accurate fit