PH3 Driver Bits are specially engineered for use with drills Designed with a forged tip, the screwdriver bits have a forged tip for better impact resistance and also withstands the test of time Moreover, these screwdriver bits have hex ends to connect with any driller, absorb heat and assist the bit to flex with ease Made from high-quality steel, the bits come with a hardened core which increases its strength, reduces fractures and makes it more durable The geometric design reduces the vibration and wobbles. The screwdriver bits are best used for heavy-duty purposes