Bronze Star Flat Head Screws BTX. – 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. – True Flat Head w/Cutting Nibs. Underhead cutting nibs cleanly countersink the screw flush into wood. – Knurled Shank. Makes screw easier & less tiring to drive. Reams hole in board being fastened, reducing drag on shank and driving tool. – 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 exterior 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
• Self-Countersinking Head with under-head cutting nibs; 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 exterior 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