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M35 Cobalt Step Drill Bit, DARTOTEK 1/4 Inch-3/4 Inch 9 Steps Size Four Spiral Flute Step Core Bit with 1/4 Inch Quick-fit Shank Hole Saw for Metal,Stainless Steel,Aluminum,Wood, Plastic, Copper

KWD 12

Brand
DARTOTEK
Category
Cutting Tools
Weight
55 g
1 +

Special Features

  • M35 Cobalt HSS Step Drill Bits is suitable for drilling Metal, Stainless Steel, Aluminum, Wood, Plastic, Copper and other similar materails.
  • 1/8"-1/2" Includes 13 Step Sizes: 1/8",3/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16",15/32",1/2" ; 1/4"(6.35mm) Quick-fit Hexagon Shank; total length 82mm;
  • 118° Split Point provides self-centering and prevents walking and Four Spiral Flute provide faster and soother drilling,like cutting butter.
  • TiAlN Coating With 89HRC surface hardness, can cut harder materials and achieve higher cutting speeds and be Heat resistant, wear-resistant, and corrosion-resistant.
  • Suitable for Hand electric drill, bench drill etc; the recommend speed is 2000-5000RPM; if cut softer materials, the recommend speed is 1000RPM; Don't use impact and hammer modes. It is recommended to use cutting oil or water cooling during continuous cutting to greatly extend the service life.

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