DeWalt Black & Gold 5/16 in. X 4-1/2 in. L Black Oxide Drill Bit Round Shank 1 pc

Tired of drill bits that dull quickly and snap under the slightest pressure. These industrial-grade twist drill bits are cut from super hard, resilient black oxide for the ultimate in durability and strength. Each bit features a 135-degree split point for enhanced hole drilling performance.