Sure, here is a product description using the target keyword “50pcs M2 M2.5 M3 M3.5 M4 M5 M6 M8 DIN916 Black 12.9 Steel Hex Hexagon”:

“Upgrade your DIY projects with this set of 50 high-quality black 12.9 steel hexagon socket head cap screws. These screws come in various sizes, including M2, M2.5, M3, M3.5, M4, M5, M6, and M8, making them versatile for a range of applications. The screws meet DIN916 standards for quality and durability. Add these reliable and durable screws to your toolbox for all your fastening needs.”

Items Description

There are high quality hex socket cup point grub screw

Material:

12.9 grade steel

Size :

d(thread diameter) x L(total length)

Metric thread diameter: 

M1.6 (1.6mm) / M2 (2mm) / M2.5 (2.5mm) / M3 (3mm)

M3.5 (3.5mm) / M4 (4mm) / M5 (5mm) / M6 (6mm) 

Metric thread pitch:

0.35mm (M1.6) / 0.4mm(M2) / 0.45mm(M2.5) / 0.5mm(M3)

0.6mm(M3.5) / 0.7mm(M4) / 0.8mm(M5) / 1mm(M6)

1.25mm(M8) / 1.5mm (M10) / 1.75mm (M12) / 2mm (M16)

Thread length: 2mm-50mm

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