YATO crown drill bit for drill rig designed for non-hammered operation – dry and wet – with a drill rig (such as YT-81980). Allows fast and precise drilling of holes, even without a tripod, in reinforced concrete, concrete, silicate, such as. under electrical boxes, drilling ceilingsów for pipes and cables, installation of cable routes or ventilation ductsów.

• laser-welded segments resistant to overheating caused by cutting rebarós, even when working dry
• layer of soft cobalt in the segment allows drilling „by hand” under cans in reinforced concrete, exposing the diamond, without the need for a tripod
• increased resistance to high temperatures, friction and mechanical damage
• 5/4” fits all tools on the market
• crown length: 430 mm