G8482 Drill Bushing Bushing Type Headless Press Fit P Inside Dia 41/64 In Outside Dia 1-3/8 In Inside Dia Tolerance .0001-+.0005 In Outside Dia Tolerance +0.0018 - +0.0022 In Concentricity Tolerance .0005 In T.I.R. Max Overall Length 3 In Material 52100 Thru Hardened Finish Steel Drill Size 41/64 In Hardness RC 62-64