Tools & Gear Driver Bits Power Bits

5400-PH1X50S PH1 x 50mm Power Bit - Clam Phillips® Head #1, 50mm OAL Power Bit Phillips® Head (PH) is the most common screw drive system. PH power bits absorb torque peaks and reduce slip between insert bit and screw head. All Bordo power bits are manufactured from premium heat treated alloy steel. The universal 1/4" hex shank is suitable for use in most power tools and quick change adaptors/extensions.