Screwdriver bit Bosch Screwdriver bit extra hard T25 49mm Hexagonal

The Bosch Screwdriver bit extra hard T25 49mm Hexagonal is a durable Torx bit designed for reliable fastening in a variety of applications. With a 49 mm length and a hexagonal shank (1/4", 25.4 / 4 mm), this extra hard T25 bit provides a precise fit for Torx screws and is built to withstand repeated use.

Advantages

The bit features a tapered torsion zone that absorbs torque peaks and reduces the risk of breakage, which helps maintain the bit's shape and fit over time. Its extra hard material increases wear resistance for longer service life while the hexagonal shank ensures secure insertion into standard bit holders and quick-change chucks.

Suitable for

Key specifications

How to use

Insert the 1/4" hexagonal shank into the bit holder or chuck of a compatible screwdriver or driver. Fit the Torx T25 tip into the screw head and apply steady pressure while driving. The tapered torsion zone will absorb sudden torque peaks; avoid excessive side loading to preserve tip geometry.

Recommendations

For best results, use the bit with properly sized Torx T25 screws and avoid using the bit beyond its intended torque range. Replace the bit when wear or rounding of the tip is visible to maintain secure engagement and prevent damage to screw heads.