Specification Brand : All American BulletPoint1 : I.D. Tolerance of +.0002/.0006 BulletPoint2 : Concentricity of 0 to .0005 Total indicator reading maximum BulletPoint3 : Heat treated to Rockwell C62 to 64. BulletPoint4 : Non Counterbored BulletPoint5 : [ENHANCED PERFORMANCE] The robust materials and thoughtful design significantly improve the overall efficiency of your drilling setup, ensuring reliable performance even under challenging. Color : as picture show FinishType : Finish IncludedComponents : inc ItemName : All American Type P bushing, 7/8 ID x 1 -3/8 OD x1" L, C1144 Steel, Heat Treated to Rockwell C62 to 64 Made in USA ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 15 centimeters ItemPackageDimensions_Width : 10 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : drill-adapters Manufacturer : All American Products ModelNumber : 7RFB6W1789U1053902GP5SM NumberOfItems : 1 OperationMode1 : Pneumatic OperationMode2 : Mechanical OperationMode3 : Electric PartNumber : P-88-16-7/8 ProductDescription : All American Drill Bushing are made in the USA from steel obtained from a domestic steel foundry. Our standard bushings are made of C1144 and heat treated to Rockwell C62-64. Concentricity is held at 0 to .0003 T.I.R maximum for ID sizes of 1/8 to ½ and 0 to .0005 T.I.R Max for any other size. A blended Radius on the drill entrance improves drill entry and alignment which prevents tool wear and breakage. All of our products are free of conflict materials of any kind and conform to Reach. ProductSiteLaunchDate : 2014-11-20T22:13:34.287Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 20111700