Check out our Instagram page @sharstoolco

1/8-1/2" HSS Step Drill Tin Coated

SKU
404-1405
Online Price Only: $8.50 Regular Price: $13.19
In stock

Shipping UPS Ground

Resources

Details

More Information
drill categoryHole Enlarging Drills
BrandShars Tool
Mfg SKU #404-1405
Shank Diameter1/4
finish coatingTin Coated
Min drill size1/8
max drill size1/2
step1/8
Number of Steps13
type sizeFraction
Coolant ThroughNo
Shank Typeround shank

Spotlight

  • For use in industrial power tools or pedestal drilling machines
  • Each step produces accurate, parallel holes with a small clearance on the nominal diameter
  • The maximum material thickness is determined by the length of the step (if the work piece can be reversed multiply thickness by 2
  • Used for steel, copper, brass, aluminum and other thin materials
  • Also ideal for drilling through wood, composition board, and even plexiglass and plastics which often crack with standard twist drills
  • HSS6542, 2.4 times longer lifetime than general HSS4241.
  • Tin Coated
    • Workpiece material: SAE1045.
    • Workpiece material hardness: HRC15
    • Drilling Operation: blind hole drilling
    • Drill Diameter: 15/64"
    • Cutting Parameters: Vc=62 SFPM; fr=0.0078 in/r; H=0.826in
    • Cooling System: water soluble cooling 
    • Conclusion: Shars industrial grade HSS6542 drill has performed 194 numbers of holes before showing normal wear while generic import grade HSS4241 tin coated drill from company A has performed 80 numbers of holes before showing edge chipping. Industrial grade M35 cobalt drill has performed 266 numbers of holes before showing normal wear. 
    • Grade HSS6542 and M35 drill set from Shars Tool has shown significant improvement in tool life than other generic import drills on the market. 
    • Better life improves machining efficiency.

Reviews

Catalog