High qualified sealed parts guarantee bits work well. Close and stable bearing makes bits work well under all execrable environment.
Advanced and strict techniques as well as scientific assembly make sure to produce highly qualified bits.
Superior material, reasonable design and improvement in its performance after heat treatment process, all this makes it available in all kind of tough working conditions.
Available pressure for cutter ring: 300KN
Start up moment of cutter disc: 20N·M-50N·M
Diameter of cutter ring: 432mm(17")