HSS Step Drill Straight Flute Tin-coated
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HSS Step Drill Straight Flute Tin-coated

1, HSS M2 material fully ground for precision drilling performance.
2, One piece realize various diamter drilling work purposes on highest efficiency.
3, Tri-flat shank to increase that torque making drilling work more stable.
4, Durable drilling with professional premium performance.
5, Precision drilling in cable ducts and for switch cabinets.
6, Max. cutting depth of each diameter up to 5mm.

  • 926 Series
  • HTT, OEM job
  • MPP+ 
  • To drill holes in various steel, metal, iron, alloyed metal, unalloyed metal, non-ferrous metal, etc.
  • 926
  • 4mm to 60mm
  • Tri-flat
  • Metal work 
Quantity:

Size table:

Item NumberDiameter CombinationStep QTY. Overall Length(mm)Shank Diameter(mm)
926.12304120514,6,8,10,1256510
926.12304120914,5,6,7,8,9,10,11,1296510
926.12304200914,6,8,10,12,14,16,18,2097510
926.12304221014,6,8,10,12,14,16,18,20,22108010
926.12304301414,6,8,10,12,14,16,18,20,22,24,26,28,301410013
926.12304321514,6,8,10,12,14,16,18,20,22,24,26,28,30,321510513
926.12304391414,6,8,10,12,15,18,21,24,27,30,33,36,391410713
926.12305351315,7.5,10,13,16,19,21,23,26,29,31,33,351310013
926.12305381415,7.5,10,13,16,19,21,23,26,29,31,33,35,38149513
926.12306180716,8,10,12,14,16,1876710
926.12306200816,8,10,12,14,16,18,2087110
926.12306241016,8,10,12,14,16,18,20,22,24108010
926.12306250716,9,12,16,20,22.5,2576512
926.12306301316,8,10,12,14,16,18,20,22,24,26,28,30139813
926.12306301016,9,12.7,15.2,18.6,20.4,22.5,25.5,28.3,30.51010013
926.12306320816,10,14,18,22,26,29,3287513
926.12306320916,9,12,16,20,22.5,25,28.5,3297613
926.12306371216,9,12.5,15.2,18.6,20.4,22.5,26,28.3,30.5,34,371210013
926.12306381216,9,13,16,19,21,23,26,29,32,35,381210013
926.12306401616,11,17,23,29,30,31,32,33,34,35,36,37,38,39,401610513
926.12309361019,12,15,18,21,24,27,30,33,36108613
926.123102011110,11,12,13,14,15,16,17,18,19,20118810
926.123122009112,13,14,15,16,17,18,19,2097610
926.123133810113,16,19,21,23,26,29,32,35,381011213
926.123142406114,16,18,20,22,2466713
926.123142507114,16,18,20,22,24,2577113
926.123203011120,21,22,23,24,25,26,27,28,29,30118813
926.123203408120,22,24,26,28,30,32,3487513
926.123304011130,31,32,33,34,35,36,37,38,39,40119813
926.123405011140,41,42,43,44,45,46,47,48,49,501110713
926.1235060111

50,51,52,53,54,55,56,57,58,59,60

1112013

*The other size combinations can be upon customers' special requests. 

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