HSS SMART STEP stepped twist drill bit
Stepped twist drill bit HSS SMART STEP
DRL-STEP-SPRL-SMARTSTEP-(D6-30MM)
ZEBRA SMART STEP






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Dynamically curved cutting edge geometry between each step transition
- Significantly longer service life compared to conventional stepped drill bits
- Significantly faster drilling compared to conventional stepped drill bits
- Minimal effort required
- Quiet, perfectly controlled drilling process
- Greatly reduced formation of burrs
SMART STEP technology
- Up to 3x faster spot drilling compared to conventional stepped drill bits
- Precision spot drilling without centring or centre-punching
- No warping of sheet metal
- Simple drilling or enlarging of an existing drill hole
- No rattling or catching in the material
- Precise, circular holes without tearing or splintering
Deep-ground spiral flute
Excellent chip removal
3-flat shank
- No spinning in the drill chuck: faster, more comfortable working
- Optimal power transmission
- Protects the drill chuck from damage
- Minimal effort required to loosen and tighten the drill chuck
Product packaging made from 100 % PCR (recycled plastic from household waste) and 100 % recyclable
Available exclusively from Würth
Datasheets(X)
- 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.
- Ensure that there is sufficient coolant/lubricant
- Observe the rotation speed table
- Do not push during boring. The stepped drill bit automatically retracts into the sheet metal
Select RAL-colour code
!! NOTE: On-screen visualisation of the colour differs from real colour shade!!