T45 extension drill rod with hex 38mm and round 46 mm

The shank of the T45 extension drill rod is hollow for delivering high-pressure air or water, which can blow rock debris and mud out of the hole, ensuring drilling efficiency and preventing the drill rod from getting stuck.

Description

T45 Series Extension Drill Rods Overview

The mature design and manufacturing process of the T45 series extension drill rods ensure stable performance under harsh conditions and a long service life.

Specifications of T45 extension drill rods

  • Male thread (external thread) T45 hexagonal 38 mm to male thread (external thread) T45.
  • Male thread (external thread) T45 round 46 mm to male thread (external thread) T45.
  • Female thread (internal thread) T45 round 46 mm to male thread (external thread) T45.
  • Female thread (internal thread) T45 round 64 mm and 74 mm to male thread (external thread) T45 guide tube.

Technical information of T45 extension drill rods

  • Length: 3050 mm, 3660 mm, 4265 mm, 6095 mm, etc.
  • Weight: Ranges from 25.2 kg to 77.8 kg.
  • Material: High-strength alloy structural steel, 23CrNi3Mo
  • Manufacturing process: Forging, full carburizing, high-frequency treatment, and phosphating.
Technical Parameters
T45 extension drill rod with hex 38mm and round 46 mm
Extension rodL (mm)L (foot, inch)D (mm)D (inch)Order numberWeight (kg)

T45-Hex38-T45

T45-Hex38-T45

305010'381 1/2B286-3830-777725.2
366012'381 1/2B286-3836-777730.4

T45-Round46-T45

T45-Round46-T45

305010'461 3/4B280-4630-777734.0
366012'461 3/4B280-4636-777741.0
426514'461 3/4B280-4642-777747.9
609520'461 3/4B280-4660-777768.9

T45-Round46-T45 MF rod

T45-Round46-T45 MF rod

305010'461 3/4B290-4630-777737.6
366012'461 3/4B290-4636-777743.5
426514'461 3/4B290-4642-777751.5
533517', 6 1/8″461 3/4B290-4653-777761.8
609520'461 3/4B290-4660-777770.6

T45-Round64(76)-T45 Guide tube

T45-Round64(76)-T45 Guide tube

366012'642 1/2B200-6436-777749.0
366012'763B200-7636-777777.8