Description
Esta broca es más genérica su rango abarca de las series 4- 5- 6 y sirve para roca quebradiza y abrasiva; Pizarras, arenosas, piroxenita, norito, gabbro, diabase, dolerita y mica exquisite.
This drill bit is more generic and covers series 4, 5, and 6. It is suitable for brittle and abrasive rocks such as shale, sandstone, pyroxenite, norite, gabbro, diabase, dolerite, and mica schist.