Rokalna roka Kaiyuanzhichuang je srce bagerja Hyundai 1200, zaradi česar izstopa iz tekmovanja.
Rock Arm, as a multi-purpose modified arm, is suitable for mining without blasting, such as open-pit coal mines, aluminum mines, phosphate mines, sand gold mines, quartz mines, etc. It is also suitable for rock excavation encountered in basic construction such as road construction and basement excavation, such as hard clay, weathered rock, shale, rock, soft limestone, sandstone, etc. It has good effects, Visoka trdnost opreme, nizka stopnja odpovedi, visoka energetska učinkovitost v primerjavi z lomljenjem kladiva in nizkim hrupom. Rock Arm je prva izbira za opremo brez razstreljevanja.
