Changsha Sollroc Engineering Equipments Co., Ltd
FOCUS IN MANUFACTURING OF HIGH QUALITY DTH AND RC DRILLING TOOLS.
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SC-IADC845 of 12 1/4 inch TCI Tricone bit for open-pit mines
SC-IADC845-311 TCI Tricone bit
Diameter: 12 1/4"" (311mm)
IADC code: 845
SOLLROC offers a variety of tricones, from sealed bearing button(TCI) bits to open bearing steel tooth bits in a wide range of sizes.
Bearing Structure: Roller-Ball-Second Thrust-Roller-First Thrust/Sealing, Abrasion-resistance carbide button insert on the bearing surface.
Bit legs protection: Bit legs protection alloy button insert on the leg's surface, back and top space build up welding of abrasion-resistant alloy.
| IADC code | 845 |
| Circulation type | Jet Air |
| Cutting Structure | Inner Rows: Conical Gauge Rows: Chisel Gauge Bevel Protection: Round |
| Pin connection | API 6 5/8" REG |
| Nozzel | D20mmx3 interchangeable |
| Metric bit diameter | 311mm |
| Weight | 100kg |
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SOLLROC is a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Changsha, Hunan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.
Owing to high quality, professional serivce and competitive price, we have gotton good reputation from our customers all over the world, such as France, Spain, Italy, South Africa, Australia, Iran, Malaysia, etc.