Unibit Hole-Enlarging Step Drills - 54-334-8

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Unibit Hole-Enlarging Step Drills - 54-334-8
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SKU:
54-334-8
Hole Inch Size:
13/16" - 1-3/16"
Unibit Hole-Enlarging Step Drills - 54-334-8

SPI

Unibit Hole-Enlarging Step Drills - 54-334-8

  • UNIBIT Step Drills have an exclusive single radial concave flute
  • This design allows the drilling of perfectly round holes in thin materials quickly and with less effort
  • Each bit is constructed of industrial grade high speed molybdenum steel,and is heat treated to a hardness of between 61 and 63 on the Rockwell scale
  • This assures maximum strength and long life
  • Shank size: 1/2"
  • Step thick: 1/8"



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Unibit Hole-Enlarging Step Drill