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Brand Name : Teamwhole
Model Number : 146 Double casing drilling tools
Certification : ISO9001
Place of Origin : Hunan, China (Mainland)
MOQ : 10 pieces
Price : Negotiation
Payment Terms : L/C, T/T
Supply Ability : 1000 Pieces per Month
Delivery Time : in 7-15 days after your order confirmed
Packaging Details : Inner package with cartons,outer package with wooden cases
Material : alloy steel and carbides, alloy steel and carbide
Use : grouting holes, grouting holes
Processing type : Forging
Color : glod(as you need)
Rock drilling to : DoubRock drillinle casing drilling tools
Teamwhole Factory Direct Sales 146 Double Casing Drilling Tools
1. Different Structure:With inner drill rods and With inner hammer
2. Outer dia of casing tube:118-168
3. Drill bit Dia:85-127
Application Range
It can be widely used in drilling for grouting holes in projects such as cofferdam,foundation and geothermall and etc.
Working Principles
As water or compressed air for medium,the discharged head make the casing tube and drill rod totate and penetrate.
Structure
with inner drill rods and with inner hammer and Easy operation
Technical parameters
| Ring Bit | Inner Bit | |||||||
Outer Dia. of Casing (mm) |
Bore Hole Dia. (mm) |
Thread (mm) |
Buttons Dia.×Qty. |
Weight (kg) | Drill Rod Dia. (mm) | Drill Bit Dia. (mm) |
Thread |
Buttons Dia.×Qty. |
Weight (kg) |
118 | 125 | 104.2 | 12×13mm/6×12mm | 7.0 | 73 | 85 | R56 | 8×12mm/6×11mm | 4.5 |
133 | 142 | 122 | 12×13mm/6×13mm | 7.5 | 73 | 99 | R56 | 8×14mm/6×14mm | 5.0 |
146 | 155 | 134 | 12×14mm/4×13mm | 8.0 | 73 | 115 | R56 | 8×14mm/7×12mm | 6.0 |
168 | 175 | 153.9 | 12×12mm/6×12mm | 10.5 | 73 | 127 | R56 | 9×14mm/8×14mm | 7.0 |
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146 Double Casing Drilling System For Grouting Holes 85-127mm Bit Dia Images |