Screwdriver bit Bosch Screwdriver bit extra hard T30 152 mm

The Bosch Screwdriver bit extra hard T30 152 mm is designed for durability and precise fastening. With a 152 mm length and a 1/4" (25.4 mm) hex shank, this extra-hard T30 bit fits securely in compatible power drivers and hand bit holders, providing reliable engagement and extended service life for demanding fastening tasks.

Advantages

The tapered torsion zone absorbs torque peaks to reduce breakage risk while maintaining tight fit in T30 fasteners. The extra-hard material increases wear resistance and extends the bit's operational life. The 152 mm length gives improved reach into recessed or deep-set screws without compromising control.

Suitable for

Key specifications

How to use

Insert the 1/4" hex shank into a compatible bit holder or chuck until it clicks or seats firmly. Select the appropriate speed and torque settings on the driver according to the fastener and material. Use steady pressure and keep the driver aligned with the screw to avoid cam-out. For impact drivers, the torsion zone helps absorb sudden torque spikes; still, start at lower speed if engaging deeply seated or hardened screws.

Recommendations

Store the bit in a dry place and replace it when excessive wear or rounding of the T30 profile is visible. For heavy-duty applications, inspect the torsion zone and consider using impact-rated bits where appropriate.