Welcome to Würth Germany For trade customers only Contact +49 7940 15-2400
HSS AlTiN SMART STEP stepped twist drill bit
HSS AlTiN SMART STEP stepped twist drill bit - 1
HSS AlTiN SMART STEP stepped twist drill bit - 2
HSS AlTiN SMART STEP stepped twist drill bit - 3

The images are examples. For detailed information, other images and documents, please select individual articles from the following table.

HSS AlTiN SMART STEP stepped twist drill bit

The high-performance stepped drill bit with unique SMART STEP technology, innovative rake between the individual step transitions and AlTiN coating for extremely fast, comfortable and long-lasting use in all common materials with a material thickness of up to 3.5 mm.

See product details

Available in 12 versions

Show availability in Würth trade store
Exclusively for trade customers

Register now and access more than 125,000 products

Variants

Innovative geometry with three chip surfaces between the individual step transitions


  • Up to 3x longer service life compared to all other coated stepped drill bits

  • Significantly faster drilling compared to all other coated stepped drill bits

  • Minimal effort required

  • Completely smooth, perfectly controlled drilling process

  • Greatly reduced formation of burrs


SMART STEP technology


  • Up to 3x faster tapping compared to conventional stepped drill bits

  • Precision tapping without centring or centre-punching

  • No warping of sheet metal

  • Simple boring or enlarging of an existing drill hole

  • No rattling or catching in the material

  • Precise, circular drilling without tearing or splintering


Deep-ground spiral flute


Excellent chip removal



AlTiN multi-layer wear protection coating


  • Extremely high temperature resistance up to 1,150 °C

  • Very high coating hardness of 3,200 HV

  • Multi-layer structure for optimal chip removal and improved cutting properties (prevents material becoming welded)


3-flat shank


  • No spinning in the drill chuck: faster, more comfortable working

  • Optimal power transmission

  • Protects the drill chuck from damage

  • Little effort required to loosen and tighten the drill chuck


Product packaging made of 100 % PCR (recycled plastic from household waste), 100 % recyclable and Cradle to Cradle Certified® Bronze



Available exclusively from Würth

Notice
  • Cooling not absolutely necessary, but significantly extends the service life

  • Observe the rotation speed table

  • Do not push during boring. The stepped drill bit automatically retracts into the sheet metal.