Tackle heavy-duty demolition and breaking tasks in concrete and masonry with the Makita D-17647 cold chisel. Its 28.6 mm hex shank (HEX) delivers direct and reliable impact energy from heavy breaker hammers without slipping. The 28 mm flat cutting edge lets you break material cleanly and chip precise channels, edges, and joints. Featuring a total length of 410 mm, this chisel gives you the reach needed to work deep into tough structures.