Diablo DPH2R1B 1 in. #2 Phillips Reduced for Drywall Screws Drive Bit - Extreme Durability and Long Life (Pack of 50) Bit Extension square drive that will fit

square drive that will fit impact-rated socket sets

This product has a patented ring design to make pressed connections for 2-1/2" - 4" copper tubes

or bind-up

splinter-free flawless finish

Tungsten carbide construction for increased performance and longer accessory life

Diablo DPH2R1B 1 in. #2 Phillips Reduced for Drywall Screws Drive Bit - Extreme Durability and Long Life (Pack of 50) Bit Extension square drive that will fitDiablo's driver bit offers extreme durability and up to 50x longer life for drywall screws, with a torque resistant design and rust protection. Features: Extreme durability and impact resistance for up to 50X longer life versus standard bits Reduced tip optimized for drywall installation Torque Resistant Design for less stress on the tip Optimized tip design reduces wear, minimizes breakage and prevents slippage Impact Strong increases shank stability