Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic

Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic

$46.18
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Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic
  • Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic
  • Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic
  • Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic
  • Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic
  • Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic
  • Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic
  • Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic
  • Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic
  • Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic
  • Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic
Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic

Four Spiral Flute Cobalt Step Drill Bit, 3pcs(1/4"-7/8") M35 Cobalt Step Drill Bit Wear-Resistant AlTiN Coated, 1/4" Hex Shank Hole Drill in Stainless Steel, Copper, Aluminum, Wood, Plastic

$46.18

About This

  • SUIT YOUR NEEDS: The 12 total step sizes include 3/16",1/4", 5/16", 3/8", 1/2", 9/16", 5/8", 11/16", 13/16", and 7/8". The 135° cutting angle reduces self-wear and provides a larger stress area, resulting in cleaner, more efficient drilling for home repairs and metalworking.
  • IMPROVED Stability: Four cutting blades are designed for increased stability, effectively reducing deviation during the cutting process. It offers a significantly longer service life compared to regular step drills.
  • M35 Cobalt Material: M35 cobalt high-speed steel, through heat treatment, achieves toughness and bending strength that surpasses standard high-speed steel, making this step drill bit more suitable for cutting hard materials.
  • AlTiN Coating: With 89HRC surface hardness. Step bits coated with aluminum titanium nitride. This coating offers superior resistance to heat, wear, and corrosion, with high adhesion and low friction.
  • Wide Application: With its powerful drilling capability, our step drill is suitable for piercing holes in various materials, including thin metal, copper, aluminum, iron, carbon steel, wood, and plastic.

Overview

  • Cutting Diameter : 0.88 Inches
  • Finish Type : Titanium Aluminum Nitride
  • Shank Type : Hex
  • Brand : Witwocky
  • Tool Flute Type : Spiral

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