Gręžimo karūna mūrui | monolitas / SDS MAX | 280 / 82 mm (YT-44041)

Designed to drill holes using percussive devices, e.g. for junction. boxes, in walls made of industrial-grade concrete, silicates and. other, hard materials.. made of steel resistant to high-temperature deformations. do not lock in the hammers grip, easily replaceable. high blade quality. monolithic structure guarantees strength and longer service life. (improved torque transfer, compared to twisted counterparts). side holes for knocking out jammed material from inside the crown. wedge for easy disassembly of pilot drill bit. length: 280 mm. a centric pilot drill bit included in the set