Zinc Galvanized Hexagon Head Self-Drilling Screw with Washer Tianjin Huhao Metal Products Limited Base Info Model NO.：DIN7505Material：Carbon SteelType：Pan HeadHead Style：Pan HeadStandard：DIN, GB, ANSI, BSW, JISMtr：C1022Trademark：RENDERYSpecification：DINOrigin：Tianjin Description Pre：OEM High Strength ASTM-A563 Hexagon Head Heavy Nuts Next：High Strength Alloy Steel High Strength Hex Nuts A563
