Description
Drill Hog 5 Pc Helix Spiral Flute Cobalt M42 Step Drill Bit
Included Sizes:
3/16″ to 1/2″ Helix Spiral Flute Step Drill Bit (6 Steps)
6 Steps: 3/16″, 1/4″, 5/16″, 3/8″, 7/16″, 1/2″
1/8″ to 1/2″ Helix Spiral Flute Step Drill Bit (13 Steps)
13 Steps:1/8″, 5/32″, 3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″, 13/32″, 7/16″, 15/32″, 1/2″
1/4″ to 3/4″ Helix Spiral Flute Step Drill Bit (9 Steps)
9 Steps: 1/4″, 5/16″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4″
3/16″ to 7/8″ Helix Spiral Flute Step Drill Bit (12 Steps)
12 Steps: 3/16″, 1/4″, 5/16″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4″, 13/16″, 7/8″
1/4″ to 1-3/8″ Helix Spiral Flute Step Drill Bit (10 Steps)10 Steps: 1/4″, 3/8″, 1/2″, 5/8″, 3/4″, 7/8″, 1″, 1-1/8″, 1-1/4″, 1-3/8″
Specifications:
Super Premium Cobalt M42 Steel
Shank Size: 3/8″ (1/4″ to 3/4″ & 3/16″ to 7/8″, 1/4″ to 1-3/8″)
Shank Size: 1/4″ (3/16″ to 1/2″ & 1/8″ to 1/2″)
Helix Spiral Flute Design Cuts 39.5% Faster and Straighter
Helix Spiral Flutes Automatically Deburr While you Drill
3 Flat Sides on the Shank so the Bit will Not “Spin” in the Chuck.
Drill Hog is proud to release the newest technology in step drill bits! These bits are made from Super Premium Cobalt M42 steel which has a melting point of 2723 Fahrenheit! This new design features the exclusive HELIX Spiral Flute design.
The HELIX Spiral Flutes allow the bit to cut 39.5% faster than standard step drill bits. These bits will drill through the toughest steel like truck frames, stainless steel, farm implements, spring steel, grade-8 bolts, and more!
Drill Hog includes a Lifetime Warranty to the original purchaser.
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