DTH Hammer Bits Down The Hole bits DTH drill bits manufacturers, suppliers, factory from China:
Jinquan has a wide range of DTH hammer & bits that have been designed to match all types rock applications. We offer five basic bit designs: Convex, Flat front, SpeedBit, Concave, and Rocket Bit. These are designed for all types of rock formation, whether hard or soft, abrasive or fractured.
dth bit sizes
drilling dth bit
mining dth bit
dth drill bit
DHD340A, DHD350R, DHD360, DHD380;
Cop32, Cop34, Cop44, Cop54, Cop64, Cop84;
Mission 40, Mission 50 , Mission 60, Mission80;
SD4, SD5, SD6, SD8;
TD40, QL50, QL60, QL80;
BR2, BR3.
1.manufacture as your requirement
2.bit diameter, face shape
3.carbide button shape
4.number of air holes