Besharp Diamond Co.,LTD
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28mm 30mm PDC Drill Bit for Coal Mining

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Besharp Diamond Co.,LTD

NO.146-6,Hanghai East Road,Zhengzhou Eco & Tech Development area Zhengzhou Henan
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  • Brand Name: Besharp
  • Place of Origin: China
  • Model Number : 28mm 30mm


28mm 30mm PDC drill bit for coal mining
PCD(Polycrystalline Diamond) drill bit is mainly used for the coal mining, dam and roadway construction of bolt-mesh support. Their life are 10-30 times of tungsten carbide drill bits. Usually the anchor shank drill bits have 2 or 3 wings.

Besharp Diamond adopt high quality PDC cutters and advanced brazing technology, so the PDC anchor shank drill bits have high wear resistance and  impact resistance,have stable performance in rock formation of F below 14,like sandstone,limestone,marble,granite,quartz, basalt,etc.
Common size
Diameter: 25.4mm,25.6mm,27mm,28mm,30mm,32mm,36mm,42mm,
2 wings and 3 wings
Thread:M14*1.5,M16*2,R17,R22,Hex Drive or others as requested
Drilling ways:Wet drilling or Dry drilling
Any special design is available upon customers' request.
Capacity:5000-10000 piece per month
Our Products:
PDC anchor shank drill bit
Steel body PDC drill bit
Matrix body PDC drill bit
PDC bearing
PDC cutters
PCD cutting tool blanks
Ms. Sunny


  • Delivery Port : zhengzhou

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