Standard Pack = 1 piece(s). 525 Piece Cotter Pin Assortment Contains:; (75) 1/16 x 1/2 IN; (50) 1/16 x 1 IN; (25) 1/16 x 1-1/2 IN; (50) 3/32 x 1 IN; (25) 3/32 x 1-1/2 IN; (25) 3/32 x 2 IN; (50) 1/8 x 1 IN; (25) 1/8 x 1-1/2 IN; (25) 1/8 x 2 IN; (25) 1/8 x 2-1/2 IN; (25) 5/32