Product Range
Screws
Products
| Stainless steel A2-70 self drilling screw , hexagon washer head and fast tek drilling point , which is available for steel structure that requires high tensile and strength . Product Character 1. High strength and tensile performance , 2. Longevity service , over five years only a small rust , 3. Over 72 hours salty sprey without red rust , 4. Polish surface treatment . Information for product 1. Material : A2-70 2. Size: M4X20 3. Drill point : #3 4. Drilling speed :2500P.R.M Carbon steel , alloy steel material are also available . |
