Package : Material : 304 untarnished steel Name : Hex Socket Head Cap Screw Size : M2 .5, M3, M4, M5, M6, M8, tally Quantity : 135 pieces. Assortment Kit : List -LRB- Type, Length / Thread, Quantity -RRB- : Hex Socket Head Cap Screw : M2 .5 x8mm ,10 PCS Hex Socket Head Cap Screw : M2 .5 x10mm ,10 PCS Hex Socket Head Cap Screw : M2 .5 x16mm ,10 PCS Hex Socket Head Cap Screw : M2 .5 x20mm ,10 PCS Hex Socket Head Cap Screw : M3x10mm ,10 PCS Hex Socket Head Cap Screw : M3x16mm ,10 PCS Hex Socket Head Cap Screw : M3x20mm ,10 PCS Hex Socket Head Cap Screw : M4x16mm ,10 PCS Hex Socket Head Cap Screw : M4x20mm ,10 PCS Hex Socket Head Cap Screw : M5x16mm ,10 PCS Hex Socket Head Cap Screw : M5x20mm ,10 PCS Hex Socket Head Cap Screw : M6x16mm ,10 PCS Hex Socket Head Cap Screw : M6x20mm ,10 PCS Hex Socket Head Cap Screw : M8x25mm ,5 PCS .