Breakthrough drill bits, SDS-max

Suitable for breakthroughs with diameter from 45mm to 80mm in concrete, masonry, limestone, e.g. for fixing cables and pipes outside

One-piece tool, bell shaped head with assymetrically positioned carbide pins and centre cutter

Large-volume spiral flute, tapered shank

Manufactured using vacuum brazing and hardening process

Ball bearing blasted and coated

Note:  Always use breakthrough drill bits only in suitable hammer classes because there is a risk of overload.  Observe the operating instructions of the rotary hammer.