rock drill head online manufacture

H22 H25 tapered drill rod with 108mm 159mm shank 7 11 12 degree JCDRILL Integral Tapered Drill Rods Tapered drill rod,another name called taper rod, tapered drill steels, This provides a hexagonal chuck section ... Read More

7 Hex22 Tapered Drill Rod , Tungsten Carbide Drilling Rods,Shank 22 mm x 108 mm JCDRILL Integral Tapered Drill Rods Tapered drill rod,another name called taper rod, tapered drill steels, This provides a ... Read More

Beijing JCDRILL Tapered Rock Drill Steel Rod Connected With Button Bits JCDRILL Integral Tapered Drill Rods Tapered drill rod,another name called taper rod, tapered drill steels, This provides a hexagonal chuck ... Read More

Forging Type Blast Hole Tapered Rock Drill Rods 60mm - 3600mm Length JCDRILL Integral Tapered Drill Rods Tapered drill rod,another name called taper rod, tapered drill steels, This provides a hexagonal chuck ... Read More

JCDRLL Rock Drill Rods H22 * 108MM Carbon Steel Integral Hedagonal Drill Rods JCDRILL Integral Tapered Drill Rods Tapered drill rod,another name called taper rod, tapered drill steels, This provides a hexagonal ... Read More

Beijing JCDRILL 36-7-11 hard rock breaker 36mm tungsten carbide rock drilling bits,button bits JCDRILL Tapered Button Bit Product Description JCDRILL tapered bits are ideal for short hole drill & blast, as well ... Read More

JC880 40m Drilling Capacity DTH Drilling Machine Characteristics 1: The Rugged track was driven by hydraulic motor with high traveling ability. 2: The feed and rotary head were driven by hydraulic motor, ... Read More

T45 Retractable Drill Bit with Parabolic Buttons or Spherical Buttons for Mining Tunneling Drilling Application Retractable rock drill button bit is well known for its high wear resistance on medium-hard to ... Read More

Ballistic Retractable rock Drilling button Bit Golden Drop Center Retrac T60 92-152MM Application Retractable rock drill button bit is well known for its high wear resistance on medium-hard to hard abrasive ... Read More

JCDRILL Thread Button Drill Bit Thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling demands ... Read More