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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.
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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
- 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.
- The ideal tool for machining sheet metal.
- Centring, spot drilling, boring and deburring of sheet metal, tubes and profiles in one operation, for use on both hand drills and stationary equipment.
- Ideal for use in electrical trade, plumbing and heating systems, automotive workshops, mechanical engineering, switch cabinet manufacturing or container and equipment engineering.
Select RAL-colour code
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