Pan Head Tapping Screw 1)Material:Stainless steel,carbon steel 2)Standard:GB,ISO,DIN etc 3)Size:ST2.2~ST9.5 4)Length:4.5~100 Pan Head Tapping Screw ... 1)Material:Stainless steel,carbon steel2)Standard:GB,ISO,DIN,JIS etc. ... to provide some information for you. Our products have good quality, competitive price, timely delivery. In addition, we can provide ...