Construction Machinery: Mining Excavator Caterpillar

Model	Maximum vertical wall digging depth
E650	7400 mm - 24.3 ft.
E450	8050 mm - 26.4 ft.
245B serie II	6460 mm - 21.2 ft.
245B LC serie II	6460 mm - 21.2 ft.
235C	5880 mm - 19.3 ft.