Diamond Drill Bit For Hard Rock 
Diamond Drill Bit For Hard Rock 
Diamond Drill Bit For Hard Rock 

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Diamond Drill Bit For Hard Rock 

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Model No. :
Brand Name :
10yrs

Cangzhou, Hebei, China

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Product description

 diamond drill bit for hard rock

PDCbits are the new bits with the characteristics of high wear resistance,
1.
high impact resistance, high penetration rate. After using on site, itis proved that PDC bits have advantages in high speed, deep footage, long life, steady work, few accident, good well bore quality when sneaking in hard or soft foundation. Company independently developed the PDC drill bits have reached more than 30 varieties of products to meet the needs of different strata.
PDC bits characteristics:
1. Uses outline optimization design, adapts in different strata.
2. Short parabolic crown, cutting force balance design structure, spiral knife-wing, balance the bit force, improve impact resistance.
3. Uses the dynamic flow field technique of simulation, optimizes the drill bit water power design, strengthens the drill bit clean, cooling capacity and prevents the drill bit balling.
4. Using high performance compound piece combination , enhances the bit life.

2.
Bit Type
Main bit size(mm)
Rock Coefficient
PDC core drill bit
Single pipe
75/54.5 94/74 113/89 113/109 153/129
1-18
Two pipes
75/54.5 94/68
1-18
PDC center drill bit
Concave 3 wing bit
60. 75. 94. 113. 133.
Arc pillar
60. 75. 94. 113. 133.
4-18
Many wing scraper
60. 75. 94. 113. 133. 153. 173. 190. 215.
1-6
PDC Indexable drill bit
153/94 153/113 190/153 190/113
1-18
3.
Model
114-117,127,437,517,617,637
Type
tricone bits,steel tooth bits, PDC bits
Applicable
water well,oil field, construction, geothermal
directional boring and underground foundation
work
Formation  
stick,soft medium hard hard formation
Bearing
rubber seal or metal seal
Packing
wooden box,steel box or as your requirement
Payment Term
T/T or L/C at sight
MOQ
1 piece
Supply Ability  
1000 pieces/month
Delivery Time  
within 7 work days
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