High-Quality T38 Thread Drill rod Factory, Pricelist

Male/Female(M/F)Rod-Speed rod M/F drill steel is an alternative to couplings sleeves to include the female part of the threaded connection as an integral part of the drill steel. M/F drilled steel provides a stronger connection and is easier to remove. The service life also tends to be better than with separate couplings.


Extension rod, other names are Extension drill steel, Extension drill rod, and Extension steel.

Product Description

Bench and Production Drilling Tools
Our comprehensive range of bench and production rock drilling tools includes everything from 1” rope thread equipment up to T60 thread equipment. These tools include rods, shank adapters, couplings, and bits, designed to significantly improve productivity.
We provide 10 main thread types: R3212, R32, HL38, T38, T45, T51, T60, ST58, GT60, and ST68. They are compatible with button bits, cross bits, and reaming products.
Male/Female (M/F) Rod & Extension Steel
M/F drill steel is an alternative to coupling sleeves, integrating the female part of the threaded connection as part of the drill steel. This design provides a stronger connection, easier removal, and enhanced service life compared to separate couplings.
Extension rods, also known as extension drill steel or extension drill rods, are vital for extended reach and deep-hole drilling applications.
T38 Drill Rod Advantages
  • High-quality Sanbar 64 steel construction for maximum durability.
  • Overall carburizing process to enhance surface hardness and wear resistance.
  • Wide range of lengths available: 600mm to 4270mm.
  • Secure bracket packaging to ensure product integrity during transport.
  • High-volume production capacity of 10,000 pcs per month.
Product Specifications
T38 – T38 – Rd 39 | 1-1/2″ TRAPEZOIDAL THREAD (38mm) | Carburized
Product Image D LENGTH (L) THREAD
- mm mm FT Left Right
T38 Drill Rod RD 39 1000 3′ 3″ T38 T38
RD 39 1220 4′ T38 T38
RD 39 1525 5′ T38 T38
RD 39 1830 6′ T38 T38
RD 39 2435 8′ T38 T38
RD 39 3050 10′ T38 T38
RD 39 3660 12′ T38 T38
RD 39 4265 14′ T38 T38
TANDEM THREAD T38 – T38 – Rd 39 | 1-1/2″ TRAPEZOIDAL THREAD (38mm)
Tandem Thread Rod D (mm) Length (mm) Length (FT) Thread Left Thread Right
RD 39 3050 10′ T38/T38 T38/T38
RD 39 4265 14′ T38/T38 T38/T38
MF-Rod T38
MF-Tube T38
MF-Rod & MF-Tube | T38 Series Technical Data
Type Outer D (mm) Length (mm) Length (FT) Thread Connection
MF-Rod 56 915 3′ T38F - T38
MF-Rod 56 1830 6′ T38F - T38
MF-Rod 56 3660 12′ T38F - T38
MF-Tube 56 1220 4′ T38F - T38
MF-Tube 56 1525 5′ T38F - T38
MF-Tube 56 3050 10′ T38F - T38
Frequently Asked Questions
Q1: What materials are used to manufacture the T38 drill rods?
Our T38 drill rods are manufactured using premium Sanbar 64 steel and undergo an overall carburizing process to ensure maximum strength and resistance to wear during drilling operations.
Q2: What is the benefit of using Male/Female (M/F) drill steel?
M/F drill steel provides a stronger threaded connection and is significantly easier to remove than standard coupling systems. It also typically offers a longer service life.
Q3: Which thread types are available for bench and production drilling?
We offer 10 primary thread types, including R3212, R32, HL38, T38, T45, T51, T60, ST58, GT60, and ST68, making our tools compatible with a wide variety of button and cross bits.
Q4: What is the production capacity for these drilling tools?
We maintain a high productivity rate with a capacity of approximately 10,000 pieces per month to ensure consistent supply for large-scale mining and construction projects.
Q5: What length options are available for extension drill rods?
T38 drill rods and extension steels are available in multiple lengths ranging from 600mm to 4270mm (approximately 14 feet) to suit different drilling depths and equipment requirements.
Q6: Are the T38 drill rods carburized?
Yes, all T38 drill rods, MF-rods, and MF-tubes undergo an overall carburizing process to enhance durability and performance in harsh rock conditions.

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