A canonical hole that may be bored in to the major of a screw gap for the goal of enabling the screw to take a seat flush with or below the floor of the fabric it’s becoming pushed into To not be baffled with protection torx, star push seem similar https://emilianoqvzbh.bloggerswise.com/35138437/the-smart-trick-of-screws-that-no-one-is-discussing