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| Categories | Drag Drill Bit | 
|---|---|
| Brand Name: | SOLLROC | 
| Model Number: | 3"-17" drag bits | 
| Certification: | SGS | 
| Place of Origin: | China | 
| MOQ: | 1 set | 
| Supply Ability: | 20000 sets per month | 
| Delivery Time: | 4 weeks | 
| Packaging Details: | Cartons + ply wood case (no plastic) | 
| Material: | alloy steel with carbides | 
| Color: | As request | 
| Model: | Chevron and Step type | 
| Applications: | rock drilling | 
| Keeywords: | Chevron drag bits, Step drag bits | 
| Diameter: | 2"(51MM)~17 1/2"(444.5MM) | 
| Company Info. | 
| Changsha Sollroc Engineering Equipments Co., Ltd | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
Step Drag Drill Bits Chevron Drag Bits With Tungsten Carbides
Product specifications:
Drag bits are designed for a variety of applications including seismic exploration, soil sampling, mining and construction.Drag bits are used for drilling in soft to medium formations.
Step-type drag bits are very effective in drilling soft and unconsolidated material. They are available in a full range of sizes from 3-7/8” to 12-1/4”.The design of step-type drag bits provides for fast drilling penetration and requires only moderate drilling weight for proper operation. A large center flushing hole is incorporated into our design for efficient removal of cuttings.
Chevron-type drag bits are recommended for drilling in slightly harder and more consolidated materials. Best suited for abrasive conditions, Chevron-type drag bits are also available in a full range of sizes up to 8”.The clean design, use of premium tungsten carbide and rugged construction of these fine drilling tools ensures effective performance in a variety of ground conditions.
| Drag Bit Size(Inch) | 2"(51MM)~17 1/2"(444.5MM) | 
| Drag Bit Connection | 2 3/8"~6 5/8" API reg pin | 
| Make up Torque | 4-4.8/6-7.5/9.5-12/16-22/38-43/46-54 | 
| Drag Bit Formation | soft ,medium soft ,hard,medium hard,very hard formation | 
| Item | three wings drag bit | 
| Type | Chevron and Step type | 
| Wings | 2, 3 and 4 wings | 
| Size: from 3 | 2"(51MM)~17 1/2"(444.5MM) | 
| Thread | 2 3/8, 3 1/2, 4 1/2, 5 1/2, 6 5/8 API Reg. Pin | 
We can also provide related products DTH button bits, ODEX,
symmetric overburden systems, slide block drilling systems, etc and
DTH drilling pipes for various thread API REG, API IF, BECO, etc
Quality warranty:
SOLLROC products are made of high quality steel and all spares are
inspected strictly at every production steps before shipping. We
have quickly responses for your complaint and suggestion.
Package:
Using plywood cases and pallet for seaworthy to protect products
and avoid the damagement during transportation by sea. Using
cartons and plywood cases for air worthy to less the weight and
save the freigth. Also we can customize package according to your
special requests. Special mark is available.
Production time:
3-4 weeks after received payment in advance.
Transportation:
By air, by Express or by sea according to your requests.
SOLLROC is a leading manufacturer of rock drilling tools, like DTH
hammers and bits, DTH drill pipes, RC hammers and bits, tophammer
button bits, coupling, cross bits, drill rods located in Changsha,
Hunan, China.
We have rich experience in this field of DTH hammers and bits for
20 years.
Owing to high quality, professional serivce and competitive price,
we have gotton good reputation from our customers all over the
world, such as France, Spain, Italy, South Africa, Australia, Iran,
Malaysia, etc.

|   | 
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