Product introduction through many years experience practice our company develop out this instrument. Feature 1. Use for granary sampling, strong suction, quick speed, lessen the working labor, reliable, easy to operation, etc. 2. the product is a new model stainless steel multi-function granary sampling instrument, it can at will to sample from 0 to *0meters for silo, chamber granary, underground granary, inbuilt measuring cable, put in medicine. 3. the sampled sample can good keep the raw grain's quality condition 4. wet/dry Vacuum to Clean and sample 5. big motor power ***0W 6. automatic reel line equipment, protect the motor normally work 7. safety device, protect the motor normally work 8. jack chassis, convenient to store appendix 9. have air blow function, satisfy for kinds of require Product index Main technique index Power:***0W(maximum) Power voltage: **0Vâ **0V Frequence:*0Hz