Twister® Drills - Series 403

Solid Carbide Twister® GP, NC Spotting Drill
Designed for accurate spotting on NC machines. Short lengths and no body clearance make this a very rigid tool. Easy to repoint - no web taper. Can be used at higher speeds and feeds, compatible with other carbide tooling.
  • 2 Flutes
  • Solid carbide
  • No margin
  • 3X+ Stub length
  • Uncoated
  • 120° Point
  • 21° Helix
  • Material Applications: Steels, Hardened Steels, Stainless Steel, Cast Iron, Special and High Temp Alloys
       Speed and Feed Data
* This is a non-stock and non-returnable item
Tool EDP Diameter Shank Diameter Oal Flute Length Included Angle Available Price
* 40318750A 76305 3/16 3/16 2 1 120°
40319680 40305 5.00mm 5.00 51 26.00 120°
40350000 40337 1/2 1/2 3 1-9/16 120°
40325000 40313 1/4 1/4 2 1 120°
* 40350000A 76306 1/2 1/2 3 1-9/16 120°
* 40331250A 78050 5/16 5/16 2-1/2 1 120°
40347240 40333 12.00mm 12.00 76 39.50 120°
40339370 40329 10.00mm 10.00 70 30.00 120°
40331250 40317 5/16 5/16 2-1/2 1 120°
40331500 40321 8.00mm 8.00 64 26.00 120°
40318750 40301 3/16 3/16 2 1 120°
* 40337500A 78052 3/8 3/8 2-1/2 1 120°
40337500 40325 3/8 3/8 2-1/2 1 120°
40323620 40309 6.00mm 6.00 51 26.00 120°