CIR 90 Series DTH Drill Bits For Mining Gauge 14mm Size YK05 Round Button

Brand Name:QIDELI
Certification:SGS 、ISO9001-2008
Model Number:CIR90
Minimum Order Quantity:1
Delivery Time:1~15 work days
Payment Terms:T/T, Western Union, , L/C
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Location: Putian Fujian China
Address: NO.19 ,Houdong,Dongpuyu Village, Xindu town,Licheng District, Putian City,Fujian,China
Supplier`s last login times: within 27 hours
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Product Details

Our Advantages as below:

  1. High quality steels materials. Steel is from TIMKEN and Tungsten carbide are YK05, or T6 from Element Six in Germany
  2. Kingdrilling DTH tools are forged by advanced electron-hydraulic forging hammer.
  3. Advanced heat-treatment equipment: multipurpose furnace heat treatment.
  4. Completed moulding (tooling ) departments with many molds available.
  5. Professional R&D team,completed quality system.
  6. Strict Quality-Check Systems.

Product Description

CIR series hammer bits are used with Down-the-hole hammers for drilling holes through a wide range of rocks types. In conjunction with DTH hammers, drill hammer bits are designed with a spline drive for rotating the bit in the ground. Drill bits are available in different sizes and different styles so they can drill a wide range of hole sizes. Our variety of Down the Hole (DTH) bits is manufactured using high quality materials to provide you with a fine balance between penetration capability and bit life.

Shank type: CIR50,CIR60,CIR70,CIR80,CIR90,CIR110,CIR130,CIR150,CIR170


CIR76,CIR90 and CIR110 are most widely used.



How to choose the suitable head face of the DTH drill bit?

  1. Concave:
Suitable for all kinds of formation, especially for deep well drilling, perpendicularity of the hole is wonderful.
  1. Convex:
Suitable for the formation of moderate hardness stratum, drilling efficiency is good, borehole perpendicularity is moderate.
  1. Flat:
Suitable for special hard formation stratum, especially for fracture, crack spacing and complex formation drilling effect is very good, has the good perpendicularity of the borehole.
China CIR 90 Series DTH Drill Bits For Mining Gauge 14mm Size YK05 Round Button supplier

CIR 90 Series DTH Drill Bits For Mining Gauge 14mm Size YK05 Round Button

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