Bronze Star 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.
- General Purpose Corrosion-Resistant Exterior Wood Screw; For professional operations using hard or soft woods, chipboard and other tough or treated materials
- Hardened Steel with Triple Ceramic Coating; 1200-hour corrosion resistance in both ACQ and salt spray conditions; Spiral notches in threads makes wood screw easier to drive
- Trim Head design; Deep, Wide, Sharp Threads Provide maximum holding power; Cuts cleanly and easily; Knurled shank makes wood screw less tiring to drive
- Type 17 tip reduces the need for pre-drilling; Outstanding abrasion resistance; Compatible with treated lumber; An excellent wood screw for all applications
- Torx/Star Drive Provides Twice the torque of Phillips and square drives; Reduces camout and end load; Gives better bit life; Reduces spinning and fastener damage