Brand model YO18 mountains 
 Synonyms scope of handheld rock drill mine 
 Bore diameter 45 (mm) hole to the depth of 20 (m) 
 Drilling speed 50 (mm / min) the impact of energy 50 
 Impact frequency 50 (Hz) 

 Half a century of innovation, experience and perseverance in the pursuit, in the "mountains" brand rock drilling machine ambience. Excellent quality, excellent performance, so that the "mountains" brand pneumatic rock drill is widely used in coal, metallurgy, railway, transportation, water, infrastructure and defense projects in various levels of rock, tilt, down the hole drilling operation. 


 ? Scientific design, careful layout. 
 Using modern design methods, the performance of each product is optimized for all operating mechanism arranged according to ergonomic principles to ensure the high performance, high efficiency and ease of operation, security. 
 ? Tempered, strive for excellence. 
 High-quality materials and scientific forging, always embodies the "quality" content, to ensure that the products of high strength, high wear resistance and impact resistance. 
 ? Carved, golden touch. 
 CNC machining, Unicase automatic heat treatment line, to give "quality" of the guarantee and the "head" of the self-confidence. 
 ? Scientific experiments, fine cast. 
 By the computer-controlled drilling machine factory running test bench, hold the dynamic characteristics of each product, to avoid the occurrence of human errors, to ensure the excellent quality of manufactured products and excellent performance.