Slotted Raised Countersunk Head Screw Zhengjia Metal Technology Dongguan Co., Ltd. Base Info Material：Carbon SteelType：Round HeadConnection：Common BoltHead Style：SlottedStandard：DIN, GB, ANSI, BSWGrade：6.8Trademark：OEMOrigin：Guangdong, China (Mainland) Description Pre：Galvanized CSK head PH drive drilling point screw self drilling screw Next：High Strength DIN603 Galvanized Mushroom Head Square Neck Carriage Screw
