HP06 crawler shotcrete sprayer is developed for wet spraying support of mines, especially for narrow drifts with cross-sections under 3m. The wet spray machine uses wireless remote control and crawler for traveling. There is a re two models for different cross-sections, HP6A and H P6B. HP6 shotcrete sprayer is designed in two separate parts, the sprayer and the trailer pump. In this way, it is very convenient to disassemble the machine for transportation in narrow drifts. Also, the sprayer can be used for dry spraying construction. So, the trailer pump becomes optional when purchasing this machine.