Kangnice 440Pcs M3 A2 Stainless Hex Head Socket Cap Screws Nuts Assortment Kit with Box Each Screws Size 20pcs, total 220pcs with 220pcs nuts and 2pcs screw drive Total item in a plastics case packed and very convenient for next use. 20pcs M3 x 6mm,20pcs M3 x 8mm,20pcs M3 x 10mm,20pcs M3 x 12mm 20pcs M3 x 16mm,20pcs M3 x 18mm,20pcs M3 x 20mm,20pcs M3 x 25mm 20pcs M3 x 30mm,20pcs M3 x 35mm,20pcs M3 x 40mm,2pcs screws drive,220pcs M3 Nuts,