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MATEWORK M35 cobalt step drill bit 19-size, 3/16"-1-3/8", 3/8" shank

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$38 USD
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M35 Cobalt Step Drill Bit, Four Spiral Flute Unibit Step Drill Bit (3/16"-1-3/8") Wear-Resistant TiAlN Coated, 3/8" Shank for Metal, Carbon Steel, Stainless Steel, Wood, Plastic (19 Size)

Four-flute M35 cobalt HSS step drill bit for metal and wood. Improves stability, accuracy, and cutting speed with wear-resistant TiAlN coating. One customer notes strong cutting on steel and quality performance

Highlights

  • four-flute design for stability
  • m35 cobalt HSS for hardness
  • tialn wear-resistance coating

Pros

  • four-flute stability for accurate drilling
  • wear-resistant TiAlN coating
  • suitable for metal and wood
  • high hardness cobalt HSS
  • longer service life than ordinary drills

Cons

  • mixed durability feedback from customers

Best For

  • steel drilling
  • stainless steel drilling
  • carbon steel drilling
  • wood drilling
  • plastic drilling
  • home workshop projects

Features

  • Four-flute design improves stability, accuracy, and cutting speed
  • M35 cobalt HSS provides high hardness (HRC 64-66) for hard materials
  • Wear resistance and toughness enhanced by TiAlN coating
  • Suitable for drilling stainless steel, with extended service life

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