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IRWIN 73320 Jobber Drill Bit, 5/16 in Dia, 4-1/2 in OAL, Spiral Flute, 5/16 in Dia Shank, 3-Flat Shank

IRWIN

IRWIN 73320 Jobber Drill Bit, 5/16 in Dia, 4-1/2 in OAL, Spiral Flute, 5/16 in Dia Shank, 3-Flat Shank

IRWIN 73320 Jobber Drill Bit, 5/16 in Dia, 4-1/2 in OAL, Spiral Flute, 5/16 in Dia Shank, 3-Flat Shank
  • Applicable Materials: Iron-Based Ferrous Metal Low Carbon Stainless Steel
  • Cutting Direction: Right Hand
  • Diameter: 5/16
  • Finish: Black/Gold Oxide
  • Flute Length: 3-3/16
  • Model #: 73320
  • UPC #: 024721733207
  • SKU: 9789850

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Product Details

High-speed steel features a black body and gold flute with Turbomax tip for burr-free holes. Exact centering; no walking on straight and curved surfaces. Three flatted shank on 3/16 in and above for better chuck grip. Jobbers length.

Key Features

  • High-performance metal drilling for portable drill users, works well on curved surfaces
  • Revolutionary tip design stays sharper longer and drills up to 10X faster than other leading drill bits
  • Self-centering TURBOMAX tip for clean entry and fast starts, stays sharp longer
  • Three-flatted shank on 3/16 in and above for better chuck grip

Item Specifications

Applicable MaterialsIron-Based Ferrous Metal Low Carbon Stainless Steel
Cutting DirectionRight Hand
Diameter5/16
FinishBlack/Gold Oxide
Flute Length3-3/16
Flute TypeSpiral
MaterialHSS
Overall Length4-1/2
Point Angle135
Point TypeSelf-Centering Jet
Shank Diameter5/16
Shank Length1-1/3
Shank Type3-Flat
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