7/64 In. Cobalt Drill Bit

The Do it Best Cobalt Drill Bit offers industrial-grade quality for drilling in hard, abrasive materials like stainless steel and titanium. With a 135-degree split point, this bit penetrates quickly and prevents walking for precise starts. Built with a stronger core to resist breaking, it delivers up to 9 times the lifespan of standard black oxide bits and can also be used in wood and PVC.