Our step drill bit set provides faster and more convenient drilling than single flute bits.
Double cutting blades and X-type openings design ensure a faster and smoother cutting;
3-sided shank design prevents sli...

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Product Review


Our step drill bit set provides faster and more convenient drilling than single flute bits.
Double cutting blades and X-type openings design ensure a faster and smoother cutting;
3-sided shank design prevents slip in drill chuck. High-speed steel
construction for long service life;
the sharpness and titanium coating ensure easily cut through most sheet metal, plastic and some
other materials with ease. Cobalt ingredient in the bit helps to reduce
friction, which ensures extended
service life for many years to go. The easy-to-read step markings and
targets save time when drilling holes,
perfect for HVAC work, home repairs and light jobs.

  • Durable & Sturdy W/Cobalt Added ----- Solid M35 molybdenum high speed construction with cobalt added for extra durability, close to impossible to snap compared conventional drill bits, the unique 3-sided shank prevents slip in drill chuck and reduces shocks; oiling the bits recommended before every use to maximize the service life.
  • Jam-Free Performance ----- Dual-flute design and three-sided shank design is optimized for cordless drills in high speed provides greater speed and control while minimizing steel scurf flying around, to lengthen service life, please do not set drilling speed at its maximum to avoid damage to the cutting edge.
  • One Bit for All ----- Every bit comes with 10 sizes so you can drill up to 10 holes with different diameters, saving you time and efforts to change bits, every package comes with 5 bits, that makes it 50 diameters in total.
  • Universal Compatibility ----- Designed for drilling on steel sheets up to 0.08 in., acrylic, PVC and wooden boards up to 0.2 in.; marked with obvious marks for easy and precise hole drilling, compatible with drills 1/4”,3/8”,1/2”

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