H25 Threaded Drill Bit Cross Type Small Hole Rock Drilling Tools Description: H25 Thread System affords drillers the ability to change drilling bits ....
Taper Cross Bits 7/11/12 drgee dia 29-41mm contect Hex Tapered rod for mine drilling Product Description Product Tapered Cross type bit Diameter 32mm ...
Product Description Cross type bit with steel inserts using thread system. It has a slow penetration rate but it produces a very straight drill hole. ...
R25 R28 R32 Threaded Tungsten Carbide Cross Bits for Small Hole Rock Drilling Tools Describtion Cross type bit with steel inserts using thread system. ...
Tungsten Carbide Tapered Cross Type Drill Bit for Small Hole Rock Drilling Tools Describtion Tapered equipment affords drillers the ability to change ...