Retract Button Bits
Retract Bits,thread button bit, rock drill bit,Retrac Button Bits,taper drill bit,tapered drill rods,taper button bit
thread button bit, rock drill bit,Retrac Button Bits,taper drill bit,tapered drill rods,taper button bit
Diameter :40 mm -200 mm (D)Bit Type: Button Bit, Cross BitButton Type: Hemispherical, Ballistic, ConicalThread: R32, R38, T38, T45, T51, T60, ST58(T)Bit Body: StandardBit Face: Flat, Concave, ConvexThe threaded button bits can be used in all rock formation, they are most popular drill bits in the world now.
Retract Button Bits
