M4x40mm 10.9 Carbon Steel Countersunk Head Hex Socket Screw Black 35pcs

About this item

• Head Style: Flat Head,Countersunk Head; Material: 10.9 Carbon Steel; Package Content: 35pcs x Countersunk Hex Socket Screws
• Product Name: Countersunk Hex Socket Screws; Thread Size: M4/0.16″(D); Weight: 85g
• Drive Type: Hex Socket; Main Color: Black; Thread Pitch: 0.7mm
• Total Length: 40mm/1.6″; Thread Length: 37.5mm/1.5″
• Hex Socket Width: 2.5mm/0.1″; Head Size: 8×2.5mm/0.3″x0.1″(D*H)

10.9 Carbon Steel Material, 1mm Thread Pitch, Hex Key Hex Socket Countersunk Flat Head Key Bolts Screws.
Countersunk bolts is anti-corrosion,rustless,non-pollution and high-hardness.
It is widely used in industrial.