Esynic 1140PCS 304 Stainless Steel Heavy Duty Hex Bolts Nuts Flat Washers Assortment Kit Allen Head washers M2 M3 M4 M5 4-30mm

Product parameters: Included: Four free wrenches included M2 hexagon wrench ∅1.5mm size: 16*45mm M3 hexagon wrench ∅2.5mm Size: 19*55mm M4 hexagon wrench ∅3.0mm Size: 23*57mm M5 hexagon wrench ∅4.0mm Size: 21*56mm 20 M2 X (4mm) 5/32 screws 20 M2 X (6mm) 1/4 screws 20 M2 X (8mm) 5/16 screws 20 M2 X (12mm) 29/64 screws 20 M2 X (16mm) 5/8 screws 20pcs M2 X (20mm) 25/32 screws 120 sqm nut 120 square meters washing machine 20pcs M3 X (4mm)5/32 Screws 20pcs M3 X (8mm)5/16 Screws 20 M3 X (12mm)29/64 screws 20 M3 X (16mm)5/8 screws 20pcs M3 X (20mm)25/32 screws 20pcs M3 X (30mm)19/16 Screws 120 M3 Nuts 120 M3 washers 20 M4 X (6mm)1/4 screws 20 M4 X (10mm)3/8 screws 20pcs M4 X (14mm)9/16 Screws 20 M4 X (18mm) 23/32 screws 20pcs M4 X (20mm) 25/32 Screws 20pcs M4 X (30mm)19/16 Screws 120 M4 Nuts 120 M4 washers 10 M5 X (16mm)5/8 screws 10 M5 X (20mm) screws 20 M5 nuts 20 M5 washers M2 screw: Pitch: 0.5 Outer diameter: 1.98mm M3 screw: Pitch: 0.5 Outer diameter: 2.98mm M4 screw: Pitch: 0.5 Outer diameter: 3.98mm M5 screw: Pitch: 0.5 Outer diameter: 4.98mm Material: 304 steel Describe: A box of 1140 pieces including four different types of bolts M2 M3 M4 M5 with matching nuts and washers to meet the needs of different groups of people and the needs of home life and comes with 4 corresponding hexagonal wrenches. The material is 304 steel which is resistant to high temperature and not easy to corrode. Comes with 4 hex wrenches of corresponding size and tweezers. The contact surface of the flat head screw and the part is flat and the connection strength is high. Generally used for various machine tools and their accessories. With the corresponding washers and nuts the contact area is enlarged the pressure is reduced the screws and parts are protected the link is more stable and the workpiece is better protected. There is a storage box which is convenient to organize screws of different sizes and is not easy to mess up.