G8539 Drill Bushing Bushing Type Headless Press Fit Thin Wall P Inside Dia 25/32 In Outside Dia 1-1/8 In Inside Dia Tolerance .0002-+.0006 In Outside Dia Tolerance +0.0017 - +0.002 In Concentricity Tolerance .0005 In T.I.R. Max Overall Length 1-1/4 In Material 52100 Thru Hardened Finish Steel Drill Size 25/32 In Hardness RC 62-64