Machinery Bushing Assortment Finish Black Oxide Includes (10) Washers 1 ID (10) Washers 1/2 ID (10) Washers 7/8 ID (20) Washers 3/4 ID (20) Washers 5/8 ID (4) Washers 1 3/4 ID (5) Washers 1 1/2 ID (5) Washers 1 3/8 ID (7) Washers 1 1/4 ID Material Steel Number of Sizes Included 9 Number of Washers Included 91 RoHS Compliant Yes System of Measurement Inch