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Smart Step Twist Drill Bit Set - HSS - Imperial - 29 Pieces
Article Number:8443999001
Quantity (Pack Size: 1) Unit Price
(Min) $349.990

Total:  $349.990

In Stock

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Smart Step Twist Drill Bit Set - HSS - Imperial - 29 Pieces

For outstanding performance, productivity and longevity…Wurth highperformance drill bits with unique SMART STEP technology provides high-precision circular drill holes in steel, aluminum, plastic, non-ferrous metals and more!


  • The original SMART STEP: the first twist drill bit with step drill tip geometry
  • Tip design creates precise circular holes allowing for quicker cuts than conventional ground twist drill bits and significantly longer service life

  • Extremely convenient drilling
  • Saves pre-drilling, precise spot drilling without running off center
  • Angled drilling possible
  • Simple reboring or enlarging of an existing drill hole

  • 3-face shank style
  • No twisting in the drill chuck: faster and more comfortable
  • Optimum transfer of force
  • Protects drill chuck from damage
  • Little effort required to open and close the drill chuck
  • Set includes 29 Smart Step Bits. Sizes from ¹⁄₁₆” through ½” by 64ths
  • ORSY®-system compatible storage case included



  • Perfect for rivet holes, drilling out stud bolts, for drilling sheet metal and thin-walled profile materials (e.g. aluminum/window profiles).
  • Ideal for high-precision circular drill holes in steel up to 1000 N/mm², aluminum, plastic, (e.g. acrylic glass, HPL, Trespa or multiplex boards) non-ferrous metals, hard and softwood. 



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