DTH Bits, DTH Button Bits, DTH Hammer Bits Manufacturer, China DTH Bit, DTH Bit Factory, DTH Drilling Bits, Down The Hole Bits, Drilling Bits, Button Bits.
High Pressure DTH Bits Diameter: From 76mm to 305mm.
Bit Shanks: DHD3.5, DHD340, DHD350, DHD360, DHD380, COP34,COP44,COP54,COP64,COP84, SD4, SD5, SD6, SD8, TD40,QL50,QL60,QL80, Mission 40, Mission 50, Mission60, Mission 80, BR1, BR2, BR3, Mach33, etc.
Face Design: Flat face, Convex face, Concave face, DGR.
Carbide Insert: Hemi-spherical(round), Parabolic(semi-ballistic), Ballistic(conical).
