Square recess provides excellent torque transmission for high torque applications. Wafer head with nibs provides improved drivability into dense materials, ensuring proper countersink.

• • Overdriving may cause a weak connection or thread strip-out
• • Spoon point is designed to quickly bore through hard cement board
• • High-low thread for high speed installation and improved holding power
• • The drive is finished when the screw is just below the work surface
• • 0