สกรูปลายสว่าน คุณภาพดี ราคาโรงงาน
Self-drilling screws are designed with a drill tip for direct drilling into materials, eliminating the need for pre-drilling. They are made of coated steel or stainless steel, suitable for both indoor and outdoor use.
- The description claims that self-drilling screws can be used for various applications such as fixing metal sheets, hinged doors, and general industrial work.