T51 Thread Retrac Button Bit
Jinquan's tungsten carbide buttons are with superior wear resistance and impact toughness superior, with higher drilling speed compared with the similar rock drilling tools. Rock button drill bits series tools’ passivation time is longer, approximate 5-6 times of the other drill bits. This is beneficial to save the auxiliary working hours, reduce manual labor and accelerate the construction speed.
T51 thread retrac button bits are made with high quality of best quality alloy steel bar 45CrNiMoV and tungsten carbides tips YK05, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy.