... Head self drilling screws Material:SUS 302,304,316 Size:3.5-6.3mm dia length:10---60mm Stainless steel truss self drilling screws Stock304 Self ... drilling screw316 Self drilling screw 410 Self drilling screw Material:410 304 ... ,50,55,60,65,70 ,80,90,100,120 SUS self drilling screw Drill Point Company photos: Packing: