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Configurable solid carbide step drills from WNT

The solid carbide step drill is suitable for drilling countersunk holes. As diameter d3 is ground without guide lands, the solid carbide step drill is not suitable for counterboring. Any step angle between 60° and 120° may be selected. The cutting data must always be based on the step diameter d1.


  • Drilling and countersinking in a single operation
  • Self-configurable in almost all dimensions
  • Available as Type UNI and VA
  • Cutting data identical to WTX UNI and VA drills
  • Predetermined prices
  • Delivery time of 19 working days


  • No tool change necessary, saving time
  • Drill can be individually tailored
  • Suitable for virtually all materials, extremely high process security
  • Cost-effective operation
  • Fixed price for a special tool
  • Short delivery time for a special tool

Form-based ordering process

1. Select the tool type:

  • Hole depth 3xD or 5xD
  • With or without through coolant
  • Type UNI for universal application
  • Type VA for corrosion and acid-resistant steels and aluminium

2. Select the required step diameter d1
(diameter ranges can be found in the product table)

3. Select the step length l2
(length ranges can be found in the product table)

4. Select the required step angle (60°–120°)

5. What shank diameter is required?

6. Select the required shank type (HA/HB/HE)

7. Select the required number of pieces