The Ground Hog T-4 Trencher is a small, operator propelled, chain type trencher designed for jobs requiring up to a 12 inch deep trench in a short period of time. Over 48 years of experience in the rental industry has produced a design that is extremely durable and easy to maintain, which leads to higher profitability. The T-4 uses replaceable carbide tipped rock-type bits for digging in all soil conditions, and will dig a 3 to 3.5 inch wide trench to depths of 6, 8 and12inches. It's narrow, highly maneuverable design allows the T-4 easy access to job sites. Heavy gauge steel is used throughout the T-4's construction as well as Timken® tapered roller bearings and double-row