China PDC PCD Diamond C21 C21HD Round Shank Cutter Drilling Bits, Find details about China Road Milling Teeth, Coal Mining Cutter Picks from PDC PCD Diamond C21 C21HD Round Shank Cutter Drilling Bits
Product Name | PDC Coal Cutter/pick |
Material | PDC +Tungsten carbide+ 42crmo |
Specification | Standard size |
Technology | Forging |
Applicable layers | Coal mining for the full coal layer, semi-rock coal layer and full-rock coal layer. |
Advantages | Use PDC as the tip, the wear resistance is above 8 times of ones with carbide tips, without spark during the usage |
Sample time | Usually about 3~7 working days |