(100) Rubber Washers | 3/4 x 3/16 x 1/16 Inch | Neoprene Washers | 3/16 ID | .75 OD (100) Neoprene Washers | Rubber Washers | 100 Count Bag 3/4 Inch O.D. | .75 3/16 Inch I.D. | .1875 1/16 Inch Thickness | .0625 60 Duro +/-5 | Use for spacers, automotive, industrial, hobby, drones, crafts.