Carbon Steel Downhole Drilling Tools API Drill Pipe Coupling Pin Box Sub Adaptor
2 3/8 Mining DTH Tools API Drill Pipe Coupling Pin Box Sub Adaptor
PRODUCT SPECIFICATION
DTH Drill Rods:
| Diameter | Length | Connection Thread | Wall Thickness | |||
| mm | inch | mm | Foot | mm | inch | |
| 60 | 2 3/8 | 1,000~4,500 | 3 3/8 ~ 14 3/4 | T42×10×2 | 5~8 | 13/64~5/16 |
| 76 | 3 | 1,000~4,500 | 3 3/8 ~ 14 3/4 | 2 3/8” API REG | 5~8 | 13/64~5/16 |
| 89 | 3 1/2 | 1,000~7,620 | 3 3/8 ~ 25 | 2 3/8” API REG/IF | 5~12 | 13/64~15/32 |
| 102 | 4 | 1,000~9140 | 3 3/8 ~ 30 | 2 3/8” API REG, 2 7/8” API IF, 3 1/2” API REG | 6.5~20 | 1/4~25/32 |
| 108 | 4 1/4 | 1,000~9140 | 3 3/8 ~ 30 | 2 3/8” API REG, 2 7/8” API IF, 3 1/2” API REG | 6.5~20 | 1/4~25/32 |
| 114 | 4 1/2 | 1,000~10,670 | 3 3/8 ~ 35 | 2 7/8” API IF, 3 1/2” API REG | 6.5~20 | 1/4~25/32 |
| 127 | 5 | 1,000~10,670 | 3 3/8 ~ 35 | 3 1/2” API REG | 8~20 | 5/16~25/32 |
| 133 | 5 1/4 | 1,000~10,670 | 3 3/8 ~ 35 | 3 1/2” API REG | 8~20 | 5/16~25/32 |
| 140 | 5 1/2 | 1,000~10,670 | 3 3/8 ~ 35 | 3 1/2” API REG | 10~22 | 25/64~7/8 |
| 146 | 5 3/4 | 1,000~10,670 | 3 3/8 ~ 35 | 3 1/2” API REG | 10~22 | 25/64~7/8 |
| 152 | 6 | 1,000~10,670 | 3 3/8 ~ 35 | 4 1/2” API REG | 10~22 | 25/64~7/8 |
Sub Adapters:
| Type | Diameter | Length | Connection Thread | ||
| mm | inch | mm | inch | API REG/IF | |
| Pin to Box | 59~146 | 2 3/8 ~ 5 3/4 | 120~235 | 4 23/32 ~ 9 1/4 | 2 3/8”, 2 7/8”, 3 1/2”, 4 1/2” |
| Pin to Pin | 90~115 | 3 1/2 ~ 4 1/2 | 70~97 | 2 3/4 ~ 3 5/8 | 2 3/8” , 2 7/8”, 3 1/2” |
| Box to Box | 77~205 | 3 ~ 8 1/8 | 200~270 | 7 7/8 ~ 10 5/8 | 2 3/8”, 2 7/8”, 3 1/2”, 4 1/2”, 6 5/8” |
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
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.