Four Pack 304 Stainless Steel Shaft Collars Set Screw Style With 1/4 Inch Bore 1/2 Inch Outer Diameter And 5/16 Inch Width For CNC Machines Linear Rails And Industrial Equipment Rock Solid Vibration Free Shaft Positioning

Four-Pack 304 Stainless Shaft Collars with 1/4 Bore for CNC ✔️ Four 1/4in bore collars, 1/2in OD, 5/16in width, set-screw

These 304 stainless steel shaft collars come in a four-pack and are designed to slide onto a 1/4 inch shaft, locking in place with a set screw to prevent movement. They’re ideal for CNC machines, linear rails, robotics, and industrial equipment.

✅ 304 stainless steel with corrosion resistance and a polished finish
✅ Bore 1/4 inch (6.35 mm), OD 1/2 inch (12.7 mm), width 5/16 inch (7.94 mm)
✅ H7 tolerance bore provides precise shaft fit for CNC and linear motion
✅ Socket cup-point set screw delivers secure lock and protects shaft
✅ Four-pack for easy stocking in workshops and manufacturing lines

💡 What is a shaft collar used for in CNC machines and linear motion systems?

This handy piece helps keep components aligned and prevents axial drift under load.

- Helps secure components on shafts to prevent movement and misalignment. - Serves as a stop, spacer, or positioning collar in drives, rails, and automation. - Made from 304 stainless steel for corrosion resistance and long service life.