3mm Miniature Stainless Steel Shaft Collar With Set Screw, 3mm Inner Diameter Bore, 8mm Outer Diameter, 5mm Wide, One Piece Precision Machine Hardware For CNC And DIY Projects Applications

3mm Stainless Steel Shaft Collar with Set-Screw, 1 pc
✔️ ID 3mm, OD 8mm, width 5mm; set-screw, stainless steel, 1 pc

This compact 3mm shaft collar locks onto a 3mm shaft using a hex set-screw, providing a precise locating point and stop for small assemblies in hobby robotics and light machinery.

✅ Inner diameter: 3 mm
✅ Outer diameter: 8 mm
✅ Width: 5 mm
✅ Material: stainless steel
✅ Type: set-screw shaft collar
✅ Quantity: 1 piece

💡 What is a stainless steel shaft collar used for in small mechanical assemblies?

Answer: They provide axial positioning and a lock on a shaft, handy in tight spaces.

- axial positioning on small shafts - secure lock with a set-screw - ideal for robotics and hobby CNC