60 HRC Hardened Steel Bushing Sleeve, Precision Machined Spacer 15x18x16.5mm with 15mm ID and 18mm OD, 16.5mm Width, High-Quality Metal Bearing Spacer for Machinery, CNC, and Industrial Assemblies

A hardened steel spacer bushing sleeve used to space and align components in mechanical assemblies. Commonly used in gear trains, CNC fixtures, and linear slide setups where precise clearance matters.

✅ Inner diameter: 15 mm
✅ Outer diameter: 18 mm
✅ Width: 16.5 mm
✅ Material: hardened steel (60 HRC)
✅ Quantity: 1

💡 What is a steel spacer bushing used for in precise mechanical assemblies? A handy, practical piece that spaces, aligns, and stabilizes parts in many machinery setups. - maintains precise gaps between components in CNC fixtures - stabilizes shafts and prevents misalignment under load - reduces wear and vibration by keeping mating parts aligned