8mm To 10mm Bore Steel Rigid Shaft Coupler Set With 2 Couplers, M4 Set Screws And L Wrench, 22mm Length, 14mm Outer Diameter, Dialed In Precision Shaft Connector For CNC Machines, Robotics, And DIY Projects

8-10mm Bore Steel Rigid Shaft Couplers 2-Pack for CNC ✔️ 2 x 8-10mm bore steel rigid couplers with M4 screws and L wrench

These rigid shaft couplers connect two shafts to transmit torque with zero backlash. They’re designed for precise alignment and rigidity in CNC machines, 3D printers, robotics, and automation systems.

✅ Inside Diameter: 8-10 mm bore
✅ Length: 22 mm
✅ Outside Diameter: 14 mm
✅ Thread: M4
✅ Material: #45 steel
✅ Finish: Silver, rust-resistant
✅ Includes: 2 x couplers, 8 x M4 screws, 1 x L wrench

💡 What is a rigid shaft coupling used for in CNC machines and robotics? Rigid shaft couplings join two shafts to transfer torque with zero backlash. They are handy for high-torque, precise-drive systems. - precise torque transfer with zero backlash - ideal for CNC machines, 3D printers, robotics - requires precise shaft alignment during installation

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