Irwin 63120 Jobber Drill Bit, 5/16 in Dia, 4-1/2 in OAL, Spiral Flute, 5/16 in Dia Shank, Cylinder Shank, Pack of 6
Irwin 63120 Jobber Drill Bit, 5/16 in Dia, 4-1/2 in OAL, Spiral Flute, 5/16 in Dia Shank, Cylinder Shank, Pack of 6
Irwin

Irwin 63120 Jobber Drill Bit, 5/16 in Dia, 4-1/2 in OAL, Spiral Flute, 5/16 in Dia Shank, Cylinder Shank, Pack of 6

Our Item #: VORG6009732 UPC: 042526631207
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$27.64 $47.34you save $19.70
HSS with M-35, 5% cobalt, for higher heat and abrasion-resistance; heavy-duty web construction for strength and durability. Split point begins drilling immediately, minimizing bit walk when used in applications such as metal drilling, including heavy-duty abrasive alloy metal drilling on hardened steel (heat-treated).
Unit: EA
UPC: 042526631207
Model Number: 63120
Irwin 63120 Jobber Drill Bit, 5/16 in Dia, 4-1/2 in OAL, Spiral Flute, 5/16 in Dia Shank, Cylinder Shank, Pack of 6
$27.64$47.34

  • Constructed of M-35 5% cobalt HSS for super abrasive-resistance in tough metals
  • Heavy-duty spiral flute design produces faster chip ejection
  • SIGHTLINE channel improves visibility of cut line
  • 135 deg split point reduces feed pressure for easier penetration without work hardening and tip point ensures a true start and eliminates bit walking

  • Applicable Materials: Hard Steel Stainless Steel Titanium
  • Cutting Direction: Clockwise
  • Diameter: 5/16 in
  • Finish: Gold Oxide
  • Flute Length: 3-3/16 in
  • Flute Type: Spiral
  • Grade: M35
  • Material: Cobalt HSS
  • Overall Length: 4-1/2 in
  • Point Angle: 135 deg
  • Point Type: Split
  • Shank Diameter: 5/16 in
  • Shank Length: 1-1/3 in
  • Shank Type: Cylinder