Series of hydraulic capstone machinery developed by Huada Superabrasive Tool Technology Co., Ltd, are especially designed according to the characteristics of stone quarrying, and mainly used for moving, overturning large size rocks. It is indispensable and widely used for stone quarrying.Item/modelYD-100AYD-200AYD-320AHydaulic pump motor1.5Kw2.2Kw3KwPosition stroke100-200mm100-200mm100-200mmHydaulic pressure63MPa63MPa63MPaNominal pressure100T200T320TPipe length15m15m15mOil tank capacity36L52L52LWeight210kg300kg525kg