Black and Gold Drill Bit Set (29-Piece) Venting-Parts and orange Initial creasing is

and orange Initial creasing is normal and the creases will fall out within a few weeks

multiple knockouts make installation even easier

making it ideal for venting crawl spaces in new construction and remodeling

Optional knock out drainage holes

Overflow: slit rectangle

Black and Gold Drill Bit Set (29-Piece) Venting-Parts and orange Initial creasing isTired of drill bits that dull quickly and snap under the slightest pressure. Then step up to DEWALT Black Oxide Drill Bits. 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 split point for enhanced hole drilling performance, including quick starts and clean, burr free holes. For use in wood, metal, plastics and fiberglass. 29 piece set 135 split