Do it Best 7/16 In. Titanium Drill Bit (QJDIB-DB-015)

Do it Best Titanium Drill Bit offers up to 3x longer life over black oxide with a titanium coating that reduces heat build-up and keeps the bits sharper. Designed with a 135-degree split point tip for a precision start with no walking and a stronger core to resist breaking, this set ensures fast, accurate drilling in a variety of materials including steel, wood, and PVC.