
Circle Wrench Diamond Drilling Pipe Used for Core Barrel Outer
Tube, Inner Tube
Drill pipe Circle wrench main application fields include geological
exploration, geological exploration, hydrogeology, metallurgy,
water wells, coal industry.
Circle wrench are tools dedicated to manual unscrewing of drilling
tools in core drilling. Unscrew the shank drill rod free forceps of
the drill pipe, and unscrew the sleeve free clamp of the casing and
core tube.
Roschen provide three kinds of circle wrenches for customers all
over the world: diamond, inner tube and casing tube of types.
Our diamond circle wrench is packed by export-standard plywood box.
1. Outer tube
The outer circle wrench is mainly used to manually screw and
unscrew drill rods, outer and inner tubes and casing tubes.
It is quite appropriate to be used in mine drilling field, and it is capable of improving drilling efficiency. It causes no harm to pipes. Its holding force is big and no skidding (slipping) will happen when using it.
Its main components include steel chain and slips.
2. Inner Tube Circle Wrench
The inner tube circle wrench is specially used to manually screw
and unscrew inner tubes of double-pipe assembly in the field of
mine drilling. It is safe to use, and capable of saving labor, and
causing no harm to pipes. It is light in weight and large in
gripping force. No slipping will happen.
3. Casing Tube Circle Wrench
The casing tube circle wrench is a kind of tool to screw and
unscrew casing tubes in the double-pipe assembly. It's mainly
composed of steel chain and alloy steel slips.
It can help to enhance the drilling efficiency and it is easy to
utilize.
Circle Wrench of Technical Parameters: | |
Product name | Specification |
Alloy free clamp (drill rod wrench) | Φ54 |
Φ55.5 (BQ) Φ71/Φ73 (NQ) | |
Φ89 (HQ) | |
Φ41 | |
Φ43 | |
Diamond circle wrench (inner tube circle wrench) | Φ56 |
Φ73 | |
Φ89 | |
Φ57/44 | |
Φ56/46 | |
Φ66/76 | |
Φ73/89 | |
Φ89/108 | |
Casing tube circle wrench | Φ108/127 Φ127/146 |
Φ146/168 | |
Φ168/194 | |
Φ194/219 | |
Φ219/273 | |
Φ273/325 | |
Φ42 | |
Φ43 | |
Drilling pipe wrench | Φ50 |
Φ60 |
ROSCHEN GROUP
ROSCHEN GROUP
ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mineral tools, equipment products quality stable and reliable.
ROSCHEN Group Limited is a manufactory with years of research and development for the mining, mineral tools, equipment. We are capability to produce high performance world class products and control excellent quality. Our main product includes tricone bit, diamond core bits, drill pipe, core barrel, TCI tricone bit, mill tooth tricone bit, RC hammer, DTH bit, etc.
ROSCHEN Manufactory PROCESS
ROSCHEN Sales Value Growing Up!
ROSCHEN'S MISSION
1. Strive to create and supply Best quality products for the industry that last longer than the average products.
2. Provide excellent service for our clients. 24 hour-7 days /week schedule to get our clients what they need – FAST.