Ideal universal drill bit for a large variety of materials.
Easy centring even on smooth and hard surfaces thanks to the special edge grinding
The Heller QuickBIT® system: perfectly designed for use with cordless machines
Fast changing between drills and bits
1/4" hexagonal shaft prevents the drill bit from slipping into the drill chuck
aerated & porous concrete
sand lime brick
Perfectly designed for use with cordless machines.
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