Threaded cross bits or threaded X bits are usually used for very hard and abrasive rock formation,.
Retrac Threaded Cross Bit
Drill bit body is made of high quality steel imports; the head is made of special alloy through special welding processing. drill bit is widely used in all kinds of mining engineering and rock engineering.
Threaded:R25 R28 R32 R38 T38 T45 T51
applicable with larger impact energy hammer drill conditions, drilling fissured rock and abrasion resistance of the rock, resistance to radial abrasion ability.