10Pcs Router Bits Top Mounted Ball Bearings Guide for Router Bit Bearing Repairing Replacement Accessory Kit

Replace or repair most any damaged or lost router bit bearings have superior rust resistance and the excellent of oxidation resistance Small friction coefficient Precision bearing specially designed for high rpm use on router bits. colour:Silver Material:steel size:Outer diameter 12.7mm Inner diameter: 4.96mm Suitable for: 12.7mm Package Contents: 10*Bearings 1*hex key wrench