Product name: 219mm MSX slide block under reaming drilling system for drilling rig
Product category: Under reaming casing drilling tools
Matched hammer: Hammer DHD360
Matched casing pipe OD: 219mm
Kingdrilling MSX slide block under reaming drilling system details:
Rock drill tools factory KINGDRILLING professionally produce Concentric drilling systems such as slide block drilling bit by down the hole hammer which are designed to drill and case a hole simultaneously through unstable ground conditions. Wing Block casing drilling system is consists of pilot bit and slider blocks.
Before drilling, the system press down, and the slider bit open to carry casing tube into the hole to protect wall. After finished, the wings will be closed trough lifting system. This system is efficient for casing tube from 114-273mm in diameter.
| Model | Hole dia(mm) | Weight(KG) | Closed dia(mm) | Pilot dia.(mm) | length (mm) | Case dia.(OD*ID) | Spline |
| MK-MSX90 | 125 | 16 | 90 | 100 | 360 | 114*102 | MACH33,DHD3.5 |
| MK-MSX115 | 155 | 30 | 115 | 125 | 510 | 139*127 | DHD340,SD4.QL4 |
| MK-MSX140 | 188 | 52 | 140 | 151 | 570 | 168*153 | DHD350,SD5,QL5 |
| MK-MSX165 | 215 | 95 | 166 | 178 | 690 | 194*181 | DHD360,SD6,QL6 |
| MK-MSX190 | 238 | 108 | 190 | 203 | 690 | 219*206 | DHD360,SD6,QL6 |
| MK-MSX215 | 276 | 140 | 215 | 236 | 720 | 254*240 | DHD380,SD8,QL8 |
| MK-MSX235 | 293 | 160 | 236 | 251 | 730 | 273*254 | DHD380,SD8,QL8 |
| MK-MSX240 | 293 | 168 | 241 | 256 | 730 | 273*260 | DHD380,SD8,QL8 |
How to order:
Casing Tube OD + Casing Tube ID + Reamer Bit Diameter + Minimal Casing Shoe ID + Hammer Shank Style.
FAQ:
1. How to order the products?
A: Please send the inquiry with detail item description or with Model number.
2. How to check the product are the exact one you want?
A: If possible, please attach one reference picture to avoid any misunderstanding or any links from our website for a better understanding.
3. What is the general delivery time?
15 working days for DTH bits.
20-25 working days for DTH hammer
3-5 working days for ex stock items.
4. Competitive price:
A:KINGDRILLING factory can supply you the lowest price due to direct sale to customers without distributor!
5. What is the Application?
Mining, Quarrying, Tunneling, Construction, Geological Exploration, Water-well Drilling, Oilfield & Gas Industries.
6. How to choose the suitable head face of the DTH drill bit?
a. Concave:
Suitable for all kinds of formation, especially for deep well drilling, perpendicularity of the hole is wonderful.
b. Convex:
Suitable for the formation of moderate hardness stratum, drilling efficiency is good, borehole perpendicularity is moderate.
c. Flat:
Suitable for special hard formation stratum, especially for fracture, crack spacing and complex formation drilling effect is very good, has the good perpendicularity of the borehole.
MORE INFORMATION:
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