... itself, flexible, crawling ability.4,In determining the arms, hydraulic rock face any position, accurate positioning, Construction of good quality ... adjustable, drilling speed.7,Power, low energy consumption.8,Hydraulic system is advanced, pipeline layout is reasonable and easy ... speedM/min0.8-2Applicable sectionm2×2/5×3.5The minimum turning radiusm6Walking speedM/s,0.417Climbing ability ±16°Drill arm ...