DEWALT DD5008 1/8-Inch IMPACT READY Drill Bit The product is 1/8" Impact Drill Bit Easy to use The product is manufactured in China Ground from solid one piece design is up to 5 times more durable than the current 2 piece conventional product. Patented web taper increases the rigidity of the bit to decrease the potential for bit breakage Patented pilot point tip (3/16 -1/2) allows users to drill holes faster than the conventional split point product and offers clean burr free holes with reduced bit walking.