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HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic
HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

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US$16.17 cheaper than the new price!!

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Product details

Management number 221102131 Release Date 2026/05/03 List Price US$10.78 Model Number 221102131
Category
  1. Industrial & Scientific
  2. Cutting Tools
  3. Industrial Drill Bits
  4. Metalworking & Multipurpose Drill Bits
  5. Step Drill Bits
  • [Made of High Speed Steel]: Premium material and surface treatment ensures the durability and sharpness. This unibit can drill holes on Iron, Aluminum, Copper, Plastic, Wood, or anything that has similar or lower hardness as these materials.
  • [No Pilot Hole Required]: Self-starting & non-walking spilt point tip design helps you start drilling quickly.
  • [Non-stop]: Our Polished Steps and Size Highlights let you able to see target hole size during drilling. No need to stop in the middle of the drilling and check. Save your time and hassle.
  • [Multi Hole Sizes]: The kit includes 3 step drill bits that can replace 26 individual drill bits, saving your time and effort to change bits. Marked sizes including: 1/4", 3/8", 19/32", 3/4", 1", 1-3/16", 1-3/8"1-5/8", 1-3/4", 2".
  • [Know More About Us]: Jerax tools is a professional step bits manufacturer and all our step drill bits are all made of HSS. We also provide the high grade & top grade step bits for stainless steel & other thick material. Visit our store to know more tools!
Model 4241
Set Name Set (1/2", 7/8" & 1-3/8")
Brand Name Jerax tools
Shank Type Straight
Unit Count 3.0 Count
Part Number JTSDB902
Point Style Split Point
Finish Types Nitridation
Manufacturer Jerax tools
Material Type High Speed Steel (HSS)
Tool Flute Type Spiral
Cutting Diameter 12.7 Millimeters
Number of Flutes 2
Minimum Bore Diameter 0.25 Inches
Surface Recommendation Iron, Plastic, Stainless Steel, Wood

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

HSS 1/2", 7/8" & 1-3/8" Step Drill Bit Set, Doubles Flutes Large Step Bits for Hole Drilling in Iron, Copper, Aluminum, Wood, Plastic

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