Coal Mining Drill Bit

  • R17 mining drill bit
R17 mining drill bit

R17 mining drill bit

  • Type: DRILL BIT
  • Material: 42CrMo
  • Use: Coal Mining
  • Diameter: 27mm, 29mm
  • Product description: R17 mining drill bitare mainly used in coal and mine drilling. superdrill
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R17 mining drill bit

Superdrill are a professional manufacturer specialized in series of coal mining drill bit,we can also produce other products according to the customers requirements. We sincerely welcome our friend both home and abroad to come for business talks. Coal bits are mainly used in coal and mine drilling. Dimension: 25, 27, 28, 29, 30, 32, 36, 43 mm. Normal Thread Model: R17, M16*2; M14*1.5, M12*1.75; M14*1.5; M12*1.75

A. Selected higher quality diamond powder, improved the sintering technique, enhanced the bond combination strength between diamond grain

B.Improved the inner structure of the sintered cavity, the pressure and temperature become more balance, which ensure the cutter has more stable performance
C.Adopted a new type of carbide, which improved the weld strength
D.Optimized the designation of joint face, which reduced the residual stress