Shop Kit Assortment Finish - Number of Sizes 18 Number of Pieces 270 Material - System of Measurement Inch Includes Woodruff Keys 15 Each SAE #212 3/32 x 3/8 #2 3/32 x 1/2 #3 1/8 x 1/2 #9 3/16 x 3/4 25 Each #5 1/8 x 5/8 #6 5/32 x 5/8 Spring Pins Zinc Plated 15 Each 1/8 x 7/8 1/8 x 1 1/2 5/32 x 1 3/16 x 1 10 Each 3/16 x 1 1/2 7/32 x 1 1/4 External Ret-Rings 15 Each SH-37 3/8 SH-50 1/2 SH-62 5/8 SH-75 3/4 E-Rings 10 Each E-25 1/4 E-37 3/8