Construction Machinery: Mini Digger Caterpillar

Model	Maximum vertical wall digging depth
303C CR	2550 mm - 8.4 ft.
303.5C CR	2650 mm - 8.7 ft.
302.5C	2180 mm - 7.2 ft.
302.5	2380 mm - 7.8 ft.
301.8C	1810 mm - 5.9 ft.
301.6C	1810 mm - 5.9 ft.
301.5	1620 mm - 5.3 ft.