Description Used for general purpose fastening into dry wall, rhino board and ceiling boards. Extremely sharp thread makes for lightning speed drive-in. Coach Screw & Plug is ideal for heavy duty construction. Description Can be used for heavy duty work, for example, putting up a TV arm, satellite dish or antenna. Have a hexagonal head and, therefore, require a wrench or socket spanner to be tightened or unscrewed. Manufactured from mild steel.
