9pc Step drill bits are constructed from traditional HSS combined with a titanium coating to make them even more durable. This also proves the capability and durability of the drill to last through multiple drilling on surfaces such as: plastic, aluminum, copper, stainless steel, and so much more.

Features:

• It’s great for sheet metal, aluminum sheets, wood chips, plastic and wood board. It’s a perfect choice for DIY and engineering use.
• Engraved Sizes Easily identify which size you need with the contrasted, laser engraved sizes inside the step drill bit flute.
• High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
• Split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation.
• Tri-flatted shank is a great universal fit that will give you confidence while you work knowing that your drill bit is securely in place.

Specifications:

• Flute Shape: Straight Flute
• Material: Titanium Nitride Coated (HSS)
• Quick Change Shank: 1/4"
• Bit Size:
  13 Steps - 1/8" - 1/2" in 1/32 Increment
  6 Steps - 3/16" - 1/2" in 1/16 Increment
  9 Steps - 1/4" - 1" in 1/16 Increment
  12 Steps - 3/16" - 3/4" in 1/16 Increment
  8 Steps - 9/16" - 1" in 1/16 Increment
  10 Steps - 13/16" - 1-3/8" in 1/16 Increment
  12 Steps - 7/16" - 1-1/8" in 1/16 Increment
  10 Steps - 1/4" - 1-3/8" in 1/8 Increment
  13 Steps 1/8" - 7/8" in 1/16 Increment

Package Content:

• 9pc Step Drill Bit
• Storage Case