The DEWALT Torsion Pozidriv Bits have a hardened core for extra strength and durability. The flexible torsion zone absorbs torque peaks and reduces breakage (Torsion bits only).
The design features extra grip ribs gripping the screw and reduce slipping (specific bits only).
They are tough quality, professional screwdriver bits.

DEWALT DT7211 Torsion Bits PZ1 x 25mm Pack of 5