Railway and Highway Tunneling Borehole Drilling Thread Drill Extension Rods (mm/MF)

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Railway and Highway Tunneling Borehole Drilling Thread Drill Extension Rods (MM/MF)

Drifting and tunneling

Product Name:	extension rods
Description:	extension rods Thread drill rod made with best quality carbon steel bar,through heat treatment like Atlas.
Material:	carbon steel bar
MOQ:	No MOQ required for testing and trial order
Body Type	Round shape and hexagonal type
Thread type	R25,R28,R32,R38,T38,T45,T51
Diameter	Hex25,Hex28,Rd32,Rd38,Rd45,Rd51
Type	Thread extention Rod and MF rod
Length	600mm-6400mm

R32 thread:
Extension rods, R32-Round32-R32, length915mm/1000mm/1220mm/1830mm/2435mm/3050mm/3660mm
M/F rods, R32-Round32-R32, length 915mm/1220mm/1525mm/1830mm/2435mm/3050mm/3660mm
Guide speed rods, R32-Round39-R32, length 3050mm/3660mm
Guide tube, R32-Round46-R32, length 1220mm/1525mm/1830mm/3050mm

T38 thread:
Extension rods, T38-Round39-T38, length1220mm/1525mm/1830mm/2435mm/3050mm/3660mm/3965mm/4270mm/4880mm/5530mm/6095mm
Double thread extension rods, T38-Round39-T38, length 3050mm/3660mm
MF rods, T38-Round39-T38, length915mm/1220mm/1525mm/1830mm/3050mm/3660mm/4270mm/4880mm/5530mm/6095mm
Guide speed rods, T38-Round46-T38, length 1830mm/3050mm/3660mm/4270mm/4880mm/5530mm/6095mm
Guide tube, T38-Round56-T38, length 1220mm/1525mm/1830mm/3050mm/3660mm/4920mm
Hex extension rods, T38-Hex32-T38, length 1220mm/1830mm/2435mm/3050mm/3660mm

T45 thread:
Extension rods, T45-Round46-T45, length 1830mm/2435mm/3050mm/3660mm/4270mm/5530mm/6095mm
MF rods, T45-Round46-T45, length1525mm/1830mm/3050mm/3660mm/4270mm/5530mm/6095mm
Guide speed rods, T45-Round52-T45, length 3050mm/3660mm/4270mm/5530mm/6095mm
Guide tube: T45-Round64-T45, length 1220mm/1525mm/1830mm/3050mm/3660mm
Guide tube: T45-Round76-T45, length 1830mm/3660mm

T51 thread:
Extension rods, T51-Round52-T51, length3050mm/3660mm/4270mm/4880mm/5530mm/6095mm
MF rods, T51-Round52-T51, length1525mm/1830mm/3050mm/3660mm/4270mm/4880mm/5530mm/6095mm
Guide rods, T51-Round76-T51, length 1830mm/3660mm
Guide tube, T51-Round87-T51, length 3660mm

T60 thread:
MF rods, T60-Round60-T60, length 3660mm/4265mm/6095mm

extension rods MF Rod MM Rod Drifter Rods thread extension rods speed rod Male-Female Rod Hydraulic Rig Drilling

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Bestlink Factory

Xiamen Bestlink Factory Co., Ltd is committed to provide the best drilling and cutting machine, tools and accessories products in marble and granite stone quarrying, as well as in civil engineering application, especial demolition project. it is now a leading manufacturer of cutting and drilling equipment for the extraction of marble, granite and ornamental stones in china.

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