Material: Carbon steel, Alloy Steel, stainless steel SUS304, SUS316， High-Strength Steel
A286 stainless steel screws have comparable strength to alloy steel with the corrosion and chemical resistance of 18-8 stainless steel. They have a Torx drive that has more points of contact than other drives, allowing you to tighten the screw without damaging the recess. For Torx tools, see Torx and Torx-Plus bits, keys, and drivers. Length is measured from under the head. Â Â
Self-tapping screws are generally pointed, coarse-threaded, hard-textured wood screws, but also aluminum and plastic. A special type of self-tapping screw used for threading metal holes is called a tapping.
Self-tapping screws for non-metallic or softer metals, without the bottom hole and tapping; self-tapping screws are pointed, so that the "self-tapping"; ordinary screws are flat, the same thickness.
Self-tapping screws are: drilled holes without tapping holes, with screws and general different, pointed head, tooth spacing is relatively large, and chipless tapping is a bit like, can not be tapped directly into the screw, metals and plastics are usually used in this way.
It can be cemented in the material, relying on its threads, and will be cemented body "tapping - drilling, extrusion, pressure" out of the corresponding threads, so that they closely match each other. Â Â
Size Can also be According to the Customer's requirement please check the detailed specification sheet details PDF， CAD,1-2Page See more product details.  Â
