Bronze Star White Trim Head Screws “THB”.- Bronze Ceramic Coating. Star Drive. General Purpose Corrosion Resistant Exterior Screw For exterior professional operations using hard or soft woods, chipboard and other tough or treated materials. Hardened Steel w/ Triple Ceramic Coating: 1200-hour corrosion resistance in both. ACQ and salt spray conditions. Outstanding abrasion resistance. Compatible with treated lumber. ACQ Compatible: Self-Countersinking Head. w/ underhead cutting nibs. High Quality Steel . Heat treated & hardened. Deep, Wide, Sharp Threads : Provide maximum holding power. Cut cleanly & easily. Star Drive Recess: Twice the torque of Phillips & square drives. Reduces camout and end load. Gives better bit life. Reduces spinning & fastener damage. Spiral Notches in Threads: Cut through fibrous materials & greatly reduce the torque needed to drive the screw without affecting holding power. Type 17 Notched Point : Starts quickly without ‘walking’. Reduces the need for pre-drilling.
- Bronze Star White Trim Head Screws “THB”
- Type 17 Notched Extra Sharp Point
- Self-Countersinking Head
- Deep, Wide, Sharp Threads
- High Quality Steel: Heat treated & hardened