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Three Wings 3 Blades Step Drag Bits Chevron Drag Drill Bit for Well Drilling

Changsha Sollroc Engineering Equipments Co., Ltd
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Three Wings 3 Blades Step Drag Bits Chevron Drag Drill Bit for Well Drilling

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 : carton + ply wooden case + pallet for seaworthy or airworthy
Material : alloy steel with carbides
Color : Blue, black, gold
Rock type : Soft to Hard
Applications : Well Drilling
Keeywords : Chevron drag bits, Step drag bits
Diameter : 3"(76MM)~15"(381MM)
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Three Wings 3 Blades Step Drag Bits Chevron Drag Bits Step Bits


Product specifications:


A drag bit is simply a series of blades (usually three or four in number) which produce a shearing

action when rotated. They are comparatively inexpensive due to the lack of moving parts and theycan penetrate softer formations such as stiff clays and mudstones very quickly.The drag bit

usually used in very soft to medium formation when the dth hammer as the tricone bit, lose of

their effectiveness.The cleaning of the hole is realized by the injection of air or water.

There are two forms of drag bits:
- "Step" type for soft grounds
- "Chevron" type for medium hard grounds


Specification of three wings drag bit :

1) Drag bits are made according to API standard or no thread standard just welding.

2) Various step and chevron drag bits are available from 3 inch to 17 1/2 inch. (normal small size are 3",3 3/4",3 7/8",4 3/4",4 5/8",5 7/8",8 1/2" to 17 1/2"and so on).

3) There is very good feedback from our customers because of the quality and price.

4) Different drag bits can be made according to your drawings or samples.


Drag bit are manufactured from forged high quality alloy steel and PDC cutter insert, plus state of art welding technology and multiple precision heat treatment to provide highest penetration rate and longest lifespan at roughest condition.

Drag bits are designed for medium to hard formation and are used in areas that contain a lot of rock and also in the oil field.

SizeType PinWt. (lbs.)
1 3/4" - 2 1/2"AW, A-Rod2
2 5/8" - 2 7/8"AW, A-Rod2 1/2
2 3/4" - 3 1/4"3THD/4THD N-Rod, 2" IF4
3 3/8" - 3 3/4"3THD/4THD N-Rod, 2"IF4 1/2
3 7/8" - 4 3/4"2 3/8" API Pin6
4 7/8" - 5 1/8"2 3/8" API Pin7
5 1/4" - 5 1/2"2 3/8" API Pin8
4 5/8" - 5"2 7/8" API Pin10
5 1/8" - 5 1/2"2 7/8" API Pin11
5 5/8" - 6 1/4"3 1/2" API Pin18
6 1/2" - 6 3/4"3 1/2" API Pin19
7" - 7 1/2"3 1/2" API Pin21
7 5/8" - 8"-12 1/43 1/2" API Pin 4 1/2 6 5/823



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


SOLLROC is specializing in manufacturing Drill Rods, Casings, Core barrels, Diamond bits, Reaming

shells, Drill rigs, PDC bits and other drilling tools & equipment for geological exploration,

mining, geotechnical, dam grouting, water well and horizontal directional drilling.



Product Tags:

chevron drag bit

      

tci tricone bit

      
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Three Wings 3 Blades Step Drag Bits Chevron Drag Drill Bit for Well Drilling Images

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