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Drill Bits

7 subcategories in "Drill Bits"


Masonry Bits
Patented flute designs and tip geometries increase hammer drilling speeds to achieve more work in less time. Manufactured to ANSI standards.

Unibit Step Drills
IRWIN Unibit Cobalt is made of high speed steel, this step drill bit will last longer in the toughest of materials

Drill Accessories
IRWIN Drill Accessories and Steel Drill Gauges

HSS Countersinks
Precision ground 82° tip for countersinking most machinable metals, wood or plastic

Woodboring Drill Bits
For fast, rough or clean and exact holes, IRWIN's extensive line of woodboring drill bits provide the user with the best available tools for each application in achieving their wood drilling needs.

Metal Twist Drill Bits
IRWIN offers a complete line of Metal Twist Drill Bits, including Black Oxide, Turbo Point™, Titanium Nitride, and Cobalt Drill Bits.

Installer Bits
Hole in flute for easy wire pulling through walls, ceilings and floors