12 taper degree H22*108 rock drill rod
Shank Hex:19mm*83/108mm, 22m*83/108mm, 25mm*108/159mm
Taper degree:4.46 6 7 11 12
Drilling rod length:0.4m-6m
The tapered drill rod is used for rock drilling, blasting holes and other drilling works in the quarries, coal mines, traffic and other constructions.
Generally, the light rock drill uses 7 taper or smaller taper angle, the heavy rock drill mainly uses 12 taper angle.
Other supplier products
|
|
11 taper degree button bit for rock drilling |
Tapered Rock Drill Bits :It's suitable for H22mm and H25mm taper rock drill rods use. It have three taper degree: 7°, 11°, 12°. It's wi... |
|
|
PDC no coring drill bit made in China |
PDC no coring drill bit Application: Usedingeologicalexplorationdrillingholes,gasdrainagehole,groutingholedrilling,suitableforeasypasteviscosityofs... |
|
|
89mm Water well drill pipe with API 3 1/2"IF thread |
Our water well drill pipes can be used to projects of water well drilling, geothermal well drilling, pipe-shed support drilling and so on. They are... |
|
|
T38 button bit |
Product: T38 button bit Size choose: 64mm, 70mm, 76mm, 89mm. Button tip inserts choose: Spherical button, hemispherical button, Parabolic button, C... |
|
|
114mm Water well drill pipe with API 3 1/2"REG thread |
Our water well drill pipes can be used to projects of water well drilling, geothermal well drilling, pipe-shed support drilling and so on. They are... |
All supplier products
Same products
