Feature:
【High Quality】Made of 12.9 grade carbon steel, provides strength They have excellent corrosion resistance, firmness, wear resistance and low temperature resistance, Which is commonly used when higher mechanical properties are required. These screws are durable and can withstand high levels of pressure without breaking. Length is measured from under the head.
【Easy To Use】Our M3 hex screws and bolts are sharp, clean and precise. And will not easily deform and slip during use. Deep and clear hexagon socket and head can make your work easier. The screws kit can be reused for promotes environmental protection.
【Storage】All of the screws and nuts are stored in one storage case for easy carry. Each size of screw is packed separately in a transparent bag to prevent loss or confusion.
【Widely Application】Widely used in home and office appliances. Such as 3D printer parts, communication equipment, assembly bikes and other industries. It is renowned for its efficient application performance and durability.

Specifications:
Material: Carbon Steel
Mandrel Material: Carbon Steel
Type: Socket Screw
System of Measurement: Metric
Cup Head Screw Thread Size: M3
Cup Head Screw Length: 3mm 4mm 5mm 6mm 8mm 10mm 12mm 16mm 18mm 20mm
Nuts: M3
Hex Key: M2.5
Colour: Black
Shape: Round
Drive Style: Hex Socket
Head Style: Cup Head
Grade: 12.9
Model: DIN 912
Quantity: 282Pcs