27/64" Counterbore (For GC121 Bearing) K381 Sold Individually or as an

Sold Individually or as an 8 piece set

Shapes may vary and some pieces will have "bend" down the length

Use with Pattern blades J2307

Precision files designed for those in between jobs too big for needle files and requiring finer control than a larger

27/64" Counterbore (For GC121 Bearing) K381 Sold Individually or as anQuality high speed counterbores used to set your GTC bearing system. Select your counterbore for your chosen size ( outside diameter of the bearing). Then choose the pilot to fit the shank diameter of your pivot pin. Proper cutting depths are 0. 50" for all bearings except GC102 with a cutting depth of 0. 66". 27 64" counterbore for CG121 bearing system. Choose your preferred pilot shank.