Rock drill rod specifications:Â
 Extension rods are made by hollow drill steels; There are two shapes of extension rods, round type and hexagonal type. This hollow hole are usually named flushing hole, used for transmitting water or air during drilling. And the threads can be used for connecting couplings, shanks, couplings or bits.
Usually for extension rods, there are R22, R25, R28, R32, R38, T38, T45, T51, ST58, T60 threads, and different lengths of rods are available from 600mm to 6400mm usually.
(1)Steel grade: Male-Male Rod, MF Rod
(2) Thread: R22, R25, R28, R32, R38, T38, T45, T51,
(3) Rod size: Hex. 22mm, hex. 25mm, hex. 28mm, hex. 32mm, hex. 35mm, dia. 39mm, dia. 46mm. Dia. 52mm
(3)Length: 0.4m-6m
(4)Package: In wooden case or in bundles.
(5)Productivity: 20000MT / month
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| Product Name: | rock drilling rod |
| Description: | rock drilling rod Extension rods are made by hollow drill steels; there are two shapes of extension rods, round type and hexagonal type. Â |
|
Material: |
 Alloy steel bar |
| MOQ: |
No MOQ required for testing and trial order |
| Steel grade |
Male-Male Rod, MF Rod |
| Thread type |
R22,R25,R28,R32,R38,T38,T45,T51 |
|
Diameter |
25mm-76mm |
| Length |
400mm-6000mm |
Rock drill rod specifications:Â
 Extension rods are made by hollow drill steels; There are two shapes of extension rods, round type and hexagonal type. This hollow hole are usually named flushing hole, used for transmitting water or air during drilling. And the threads can be used for connecting couplings, shanks, couplings or bits.
Usually for extension rods, there are R22, R25, R28, R32, R38, T38, T45, T51, ST58, T60 threads, and different lengths of rods are available from 600mm to 6400mm usually.
(1)Steel grade: Male-Male Rod, MF Rod
(2) Thread: R22, R25, R28, R32, R38, T38, T45, T51,
(3) Rod size: Hex. 22mm, hex. 25mm, hex. 28mm, hex. 32mm, hex. 35mm, dia. 39mm, dia. 46mm. Dia. 52mm
(3)Length: 0.4m-6m
(4)Package: In wooden case or in bundles.
(5)Productivity: 20000MT / month
Â
| Product Name: | rock drilling rod |
| Description: | rock drilling rod Extension rods are made by hollow drill steels; there are two shapes of extension rods, round type and hexagonal type. Â |
|
Material: |
 Alloy steel bar |
| MOQ: |
No MOQ required for testing and trial order |
| Steel grade |
Male-Male Rod, MF Rod |
| Thread type |
R22,R25,R28,R32,R38,T38,T45,T51 |
|
Diameter |
25mm-76mm |
| Length |
400mm-6000mm |
Telescopic rod convenience gun can safely extendable rod extends from the ground to the height of the place needs to be cleaned, eliminating the use of a ladder climbing safety problems. Highly effective spray high 2-3 layers in order to achieve, you can clean the gutter on roof, gutters and warehouses, factories, etc., Telescoping Wand is for cleaning walls outside, gutter, the place which is beyond reach. It is good tool for cleaning wall on villa.
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