sourcing map #12 x 2-1/2" Hex Washer Head Self Drilling Screws 100Pcs 410 Stainless Steel Sheet Metal Self Tapping Screws for Metal Wood, Black

Description:
Made of higher strength 410 stainless steel material with black zinc plating finish, it has good hardness, corrosion resistance and rust resistance that provides a firm fixing indoors and outdoors, not easy to deform or fade.
With drill tail, it can drill well into the wood, sheet metal, thin sheet, plastic and other surfaces, the precision thread can reduce the resis...