... floating pontoons to work on both land and swam areas. SLJY300 Amphibious Crawler Hydraulic Excavator--1, Engine,hydraulic pump,valve,swivel ... Depth3600mmD:Maximum Digging Radius9910mm.Bucket Digging Force135KN.Stick Breakout Force100KN SLJY300 Amphibious Crawler Hydraulic Excavator