Screwdriver Bit Set Wiha 42106

The Wiha 42106 screwdriver bit set contains five 29 mm hex bits (imperial) with a 1/4" shank. Designed for compact handling and precision work, the set is lightweight at 65 g and made from high-quality materials for reliable performance across a range of fastening tasks.

Advantages

The multitalented TY bit concept simplifies bit selection by making the screw shape the only deciding factor; the TY bit fits both T-shaped and Y-shaped screws. A patented torsion zone allows safe use with power tools and impact screwdrivers while extending bit life — up to 120 times longer than Wiha standard bits. Fluorescent coloured coating improves visibility and makes bits easier to find, including under UV light.

Suitable for

Key specifications

How to use

Select the appropriate TY-compatible hex bit for the screw head and insert it into a 1/4" bit holder or driver. The bits are suitable for manual screwdrivers and for use with power tools and impact drivers thanks to the torsion zone; apply steady pressure and avoid excessive torque beyond the screw or tool manufacturer’s recommendations. After use, store the coloured bits together to keep them visible and avoid loss.

Recommendations

Use the Wiha 42106 set for tasks that require compact, accurate bits. For power-tool use, check compatibility with your driver and follow safety instructions. Keep bits clean and store them in a dedicated case to preserve the fluorescent coating and extend service life.