Bosch T4047L Screwdriver Bit Set, Steel, 47-Piece

Especially useful for burying long screws in treated lumber and metal. Power groove fits all quick change systems. Titanium tough grip coating protects each gripping point and reduces slippage. Designed to withstand the high torque associated with today's power impact drivers. Forged tips create a stronger and more flexible torsion zone, reducing breakage and extending bit life.Use for almost all driving and fastening applications. Bits are extra hard and designed to withstand the high torque associated with today's more powerful impact drivers. Forged tips create a stronger and more flexible torsion zone reducing breakage and e