ST58 ST68 Thread Drill Tube With 76/87mm Diameter For Rock and
Mining Drill Machinery
Describtion
MF Rod/Extension Rod/Drifter drill rod features:
1.Made from steel as same grade as internationally well-known
brand.
2.Hollow drill steel processing by Boring Method ensuring quality
reliability
3.Optimize processing procedure, entirely automatic threading
equipment to finish the thread naturally and reduce the
concentration of stress.
4.Shape once of whole heat-treatment ensures long lifespan
Specification
Tube Drilling ST58 Drill Rods:
Product: ST58 drill rod
Thread Type: ST58
Drill Rod Diameter: 76mm.
Drill Rod Length: 1525mm, 1830mm and 3660mm.
Tube Drilling ST68 Drill Rods:
Product: ST68 drill rod
Thread Type: ST68
Drill Rod Diameter: 87mm.
Drill Rod Length: 1525mm, 1830mm, 3660mm and 6110mm.
Rods Dimension | Length | Driven Thread | Suitable Bits Thread | Drilling Hole Range |
| M-M | M-F |
| mm | foot | mm | foot | mm | inch |
| Hex.25 | 915~3700 | 3~12 | 610~1220 | 2~4 | R25, R28, R32 | R25 | 33~51 | 1 19/64~2 |
| Hex.28 | 2100~4920 | 6 3/4~ 16 | 1220~3050 | 4~10 | R28, R32, R38 | R28 | 37~51 | 1 29/64~2 |
| Hex.32 | 2400~5530 | 7 7/8~ 18 | | | R28, R32, R38, T38 | R32 | 40~64 | 1 37/64~2 1/2 |
| Round32 | 915~4310 | 3~14 | 915~4270 | 3~14 | R32, R38, T38 | R32 | 45~64 | 1 3/4~2 1/2 |
| Hex.35 | 2670~6100 | 8 5/8 ~ 20 | 3700~6400 | 12~21 | R32, R38, T38 | R32 | 45~76 | 1 3/4~3 |
| Round39 | 610~6095 | 2!20 | 610~6095 | 2~20 | R38, T38, T45 | T38, T45 | 57 ~ 89 | 2 1/4~3 1/2 |
| Round46 | 1830~6095 | 6~20 | 1525~6095 | 5~20 | T38, T45, T51 | T45, T51 | 70~102 | 2 3/4~4 |
| Round52 | 3050~6095 | 10 ~ 20 | 1525~6095 | 5~20 | T45, T51 | T45, T51 | 76~127 | 3~5 |
Product Pictures:
Our Services
KSQ Technologies (Beijing) Co. Ltd. is a company that shall cater
to the needs of the construction and mining industries, with
consideration on providing solutions to the following unique
problems:
- Hazardous environment
- Acts, regulations, and other government guidelines that has to be
followed
- Significant differences in the way people work, mostly due to
physical constraints
- Avoiding downtime on major equipment which can cost tens of
thousands of dollars per hour. The best solution with the most
reasonable cost is a significant driver.
Company Information
KSQ Technologies (Beijing) Co. Ltd. has significant experience and
know-how in the supply of materials, components, finished goods,
specially designed/engineered equipment, and services from China.
The company caters to medium to large scale clients who are doing
projects and capital expansion, as well as to firms who require
support with consumable products, maintenance, and repair
operations.
The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight
2. Handling time for an order
Based on order quantity, normally it takes 20 days for production.
in 3 working days after receiving the advance payment
3. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or
by air
Bulk order: we suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before
shipping out.
5. After Services:
a. Our sales team will response for your question within 24 hours
(Holidays Excluded)
b. Technical Support will be available in any time
