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 hammer’s 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