These conical stepped drill bits from Alpen are designed for use on sheet metal, for drilling and countersinking in one easy operation. They are suitable for use on materials with a maximum thickness of 4mm to 6mm, dependent on hardness, and they have a reliably durable construction.
- Durable
- High quality
- Designed for drilling and countersinking in one smooth operation
- Suitable for materials with a maximum thickness of 4mm to 6mm dependent on hardness
- Designed for use on sheet metal
- Conical head shape