Hex socket fillister head bolt
Product Name:Hex socket fillister head bolt
Category :fillister head bolt
Detailed description :
Standard : DIN 912
Size : From M6-M20
Material : carbon steel
Grade : 4.8/5.8/6.8/8.8/10.9
surface treatment : Self color/Black/ZP/YZP/WZP/H.D.G/Dacromet