Feature:
【Premium Material】A variety of hex screw bolt and nut and washer sets are made of excellent carbon steel material with smooth edges, which are sturdy, corrosion and rust resistant, not broken and durable for long time use.

【Easy to Use】The surface of the socket head screws is smooth and free of burrs, the thread is clear and firm, easy to insert. Compact and force uniform screw thread is not easy to out of shape and slid in the process of rolling and installation. The nuts and washers can reduces stress and protects parts and screws.

【Easy to Storage】All hex bolts and nuts and flat washers sets are packed in a storage box, which is easy to use, find and carry. Avoid the screws being scattered or lost during use. You can use nuts and washers for more precise installation.

【Wide Applications】Suitable for furniture repair, mechanical instruments, electronic products, household appliances, DIY projects, communication equipment, robots, 3D printing equipment, food machinery, petrochemical industry, marine power facilities, architecture and other fields.

【Package Includes】Our metric hex head screw bolt nut washer assortment set includes M2, M3, M4, M5 size bolts with matching nuts and washers, a total of about 1225 pieces, meet different needs, an essential hand tool for the family.

Specifications:
Material: Carbon Steel
Type: Nuts and Bolts
System Of Measurement: Metric
Button Head Screw Thread Size: M2 M3 M4 M5
Button Head Screw Length: 8mm 12mm 16mm 20mm
Hex Nut Size: M2 M3 M4 M5
Flat Washers Size: M2 M3 M4 M5
Hexagonal Wrench Size: M1.5 M2 M2.5 M3
Colour: Black
Finish: Black Oxide
Head Style: Button Head
Drive Style: Allen Key
Shape: Round
Grade: 10.9
Model: DIN7380
Unit Quantity: 1225 Pcs
Packaging Size: 19.5cm x 14cm x 3.7cm

Package Included:
( Quantity x Thread Size x Length )
Button Head Screw:
M2:
30 Pcs --- M2 x 8mm
30 Pcs --- M2 x 12mm
30 Pcs --- M2 x 16mm
30 Pcs --- M2 x 20mm
M3:
30 Pcs --- M3 x 8mm
30 Pcs --- M3 x 12mm
30 Pcs --- M3 x 16mm
30 Pcs --- M3 x 20mm
M4:
20 Pcs --- M4 x 8mm
20 Pcs --- M4 x 12mm
20 Pcs --- M4 x 16mm
20 Pcs --- M4 x 20mm
M5:
15 Pcs --- M5 x 8mm
20 Pcs --- M5 x 12mm
10 Pcs --- M5 x 16mm
10 Pcs --- M5 x 20mm
Hex Nut:
140 Pcs --- M2
140 Pcs --- M3
90 Pcs --- M4
55 Pcs --- M5
Flat Washers:
140 Pcs --- M2
140 Pcs --- M3
90 Pcs --- M4
55 Pcs --- M5
Hexagonal Wrench:
1 Pcs --- M1.5
1 Pcs --- M2
1 Pcs --- M2.5
1 Pcs --- M3
Everything in a practical organizer!