Kunshan Grace Precision Hardware Co., Ltd. is a manufacturer of all standard DIN, BS, JIS and ISO fasteners and other industrial parts with well-equipped testing facilities and strong technical force.
Hex Flange Head Self-Drilling Tek Screw Hexagon Washer Head Drilling Screws Hex Flange Head Self-Drilling Tek Screw 1. Standard: ISO, JIS, GB, ANSI, ...