Sun Through Industrial Co., Ltd. is specialized in self-drilling screws, especially its newly developed spiral self-drilling screw. With extremely excellent drilling capacity, the spiral self-drilling screws could penetrate steel plates with the thickness between 12~30mm. When being compared with traditional self-drilling screws, it could save almost half of drilling time!
Screws, Self-drilling Screws
|Company:||SUN THROUGH INDUSTRIAL CO., LTD.|