Material:

 Carbon Steel Stainless steel,   Alloy Steel etc

Size:

 M4-M100 1/4"-4"

Length:

 6mm to 100mm 

Thread:

 UNC, UNF are available

Surface Treatment:

 Black oxide, zinc plate,    copper plating, Dacromet,  Teflon, phosphating 

Certificate:

 ISO9001:2008, ROHS, SGS, CE

Standard:

  DIN, ISO, ANSI, ASTM, GB, JIS

Sample:

 Sample is free of charge.

Delivery:

 25days per 20GP, small quantity can   delivery immediately

After-sale:

 Solve all your problems satisfied after   sales

Class:

 4.8, 5.8, 8.8, 10.9, 12.9