Ultra-hard black oxide offers long-life and durability
Suitable for drilling wood, metal, plastic and fiberglass
Designed to ensure quick starts and clean holes
Tired 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-degree split point for
enhanced hole-drilling performance, including quick starts and clean, burr-free
holes. For use in wood, metal, plastics and fiberglass.
21-piece set
135-degree split point drills on contact and prevents walking
Parabolic flute design improves chip ejection in metal and wood drilling
applications
Black-oxide coated for greater wear resistance
Helix is 31 degrees which minimizes the over aggressiveness of a true
parabolic flute