G2935 Drill Bushing Bushing Type SF Slip Fixed Renewable Combination Thin Wall Inside Dia 19/32 Outside Dia 7/8 In Inside Dia Tolerance .0001-+.0005 In Outside Dia Tolerance -0.0002 In Concentricity Tolerance .0005 In T.I.R. Max Overall Length 3/4 In Material 52100 Thru Hardened Finish Steel Drill Size 19/32 Hardness RC 62-64