4 Blades PDC Drill Bit F4455HB / M422 Tci Drill Bit For Rock Drilling
PDC& Tricone bits, Bits Type/IADC code:F4455HB / M422, Power of counterpoise design
Short parabola Crown Profile,Ø16 cutterS,Power of counterpoise design;
reparable nozzles or immobility nozzles,gage of smooth design;
Adopt aid cutters design;
hrough-hole diameterØ210,Expand the hole diameter Ø220,broaching bit;
Such as suitable for Formation Grade of four classes hard;
Such as clay,marl,sand,shale and salt.
Specification
| Design parameters | Operating parameters |
| Size(in) | Total length (mm) | Gage length (mm) | Nozzle | Net weight (kg) | Number of blades | API Shank (in) | WOB (kn) | RPM | Flow rate(l/s) |
| 8 3/4 | 445 | 55 | 4R | 60 | 4 | 4 1/2 REG | 20-90 | 90-360 | 32-44 |
About us
MIROC® Rock Drilling Tools are Rock Drilling Tools Brand by KSQ Tecnologies (Beijing) Co. Ltd.
KSQ Technologies (Beijing) Co. Ltd. provides exceptional technical know-how in development, production, and application. The company has adopted advanced manufacturing processes to ensure high quality steels and tungsten carbide inserts for its rock drilling accessories. Its personnel understand clients’ drilling needs, and have the service skills to recommend the right drilling tools for the job. Its experienced product developers can also create custom tools. Furthermore, the company’s development team introduces innovative products each year – tools that are rigorously tested in the field and proven
to perform beyond industry expectations.
MIROC® Rock Drilling and Ground Support Tools include:
Integral Rods
Plug Hole Rods
Tapered Drilling Tools
Extension Drilling Tools
Drifting and Tunneling Tools
Reaming Tools
Shank Rods
Shank Adapters (Striking Bars)
Down-the-hole (DTH) Bits
Down-the-hole (DTH) Hammers
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4 Blades PDC Drill Bit F4455HB / M422 Tci Drill Bit For Rock Drilling Images
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