A Torx screw includes a 6-stage screw head, both inside or exterior, and involves the use of a matching Torx driver bit to insert and remove. The head of the lifted screw, not like a flat screw, will protrude to some https://tiannaiiqd322211.aboutyoublog.com/27573853/a-simple-key-for-types-of-screw-heads-unveiled