Rigid Mild Steel Black Oxide Set Screw Coupling With One Half Inch Bore One Inch Outer Diameter One And A Half Inch Length Quarter Twenty Set Screw Ideal For Torque Transmission And Precise Alignment Easy Install No Fuss

Half-inch bore set screw coupling for precise torque
✔️ ID 1/2 in, OD 1 in, L 1.5 in, 1/4-20 screw, BO steel

This rigid mild steel black oxide set screw coupling connects two shafts to transmit torque while maintaining precise alignment. It’s designed for small to mid-size machinery and DIY projects where quick, secure installation is possible without major disassembly.

✅ Bore: 1/2 in (ID)
✅ Outer diameter: 1.0 in (OD)
✅ Length: 1.5 in (L)
✅ Set screw: 1/4-20
✅ Material: Mild steel with black oxide finish
✅ Tolerance: +0.0005 / +0.0025
✅ Package: 1 piece

💡 What is a shaft coupling with a set screw used for in small machinery? A handy explanation: it securely joins shafts and transfers torque while maintaining alignment. - 1/2 in bore shaft coupling with 1/4-20 set screw - mild steel black oxide shaft coupling for torque transmission - easy install with minimal disassembly required