Set of screws with chamfered head. In a plastic box. Dimensions 2.8X13 mm - 65 pcs. 2.8X16 mm - 55 pcs. 3.5X10 mm - 60 pcs. 3.5x13 mm - 65 pcs. 3.5x16 mm - 60 pcs. 3.5x19 mm - 45 pcs. 4.2x13 mm - 50 pcs. 4.2x16 mm - 40 pcs. 4.2x25 mm - 30 pcs. 4.2x31 mm - 20 pcs. 4.8x19 mm - 25 pcs. 4.8x25 mm - 20 pcs. 4.8x32 mm - 15 pcs.