This is a great little kit for people who like to tinker. The quality of the parts is excellent.Material:Designed with 410 stainless steel material provides strength and offers good corrosion resistance in many environments.Washer Head Self Drilling Sheet Metal Tek Screws with Drill Point,Environment Friendly: It's made from high-quality elements and promotes environmental protection and is guaranteed to be mercury-free and toxic-free generally making it free.
Our company is specialized in making fasteners, we can provide a variety of bolt,nut,Anchor.like:Hex Bolt,Hex Nut ,Wire Rope.We have our own warehouse, standing stock, we can open molds to make products through the drawings provided by customers.we provide the best service.