Lock Washer Kit, (120) #8 Lock Washer, (120) #10 Lock Washer, (60) 1/4 IN Lock Washer, (30) 5/16 IN Lock Washer, (85) 3/8 IN Lock Washer, (6) 1/2 IN Lock Washer included, #8, #10, 1/4 IN, 5/16 IN, 3/8 IN, 1/2 IN sizes, 415 pieces, Zinc Plated Finish, Steel material