Integral Drill Rod Hex Steel Hollow Bar for Cross Chisel Button Bit
The plug hole integral drill steel is widely used in stone pit field to drill small holes. Because of the integration of the drilling rods and drilling bits, it can be metched directly with rock drills without shank adapter or coupling sleeve, these advantages avoid the wastage of energy, and improve the drilling efficiency remarkably. Normally, it can be used for drilling holes in diameter of 17mm, 20mm and 22m on both hand-held rock drills and small rig-mounted rock drills.
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.