Philips Flat Head Tek Screw a) Material: Carbon/Stailess Steel b) Dia: 2.9-6.3mm c) Len:9.5 ... Steel(1022,1018), SUS(302,304,316,410)Diameter2.9- 6.3mmLength6.5 -150mm Thread CodeAB Type, A TypeHead CodeHex Head, Pan Head, Flat Head ... , Wafer Head, Truss Head, Pan Frame HeadDrive CodePhillips, Pozi, SlottedFinishPlain, Zinc ...