G8675 Drill Bushing Bushing Type Slip Fixed Renewable Combination Inside Diameter 1-23/64 In Outside Dia 2-/14 In Inside Dia Tolerance .0002-+.0006 In Outside Dia Tolerance -0.0004 In Concentricity Tolerance .0005 In T.I.R. Max Overall Length 1-3/8 In Material 52100 Thru Hardened Finish Steel Drill Size 1-23/64 In Hardness RC 62-64