Digging equipment for sale

On a remote Island somewhere in the Southern hemisphere (no not that one) a company by the name of The Secret Machine Co, specialises in the disposal of rare and esoteric vehicles and equipment from organisations that would rather remain anonymous. Just added to their inventory is this unique off/under road vehicle previously owned by a small family run business.

Their auction catalogue entry states:

The machine is comprised of two separate units, a digging machine and its carrier both of which have an estimated build date of 2064. The machine has seen some use and shows general signs of wear and tear as would be expected for this type of vehicle but is in otherwise good condition.
Digging Machine:
Length: 60 feet
Width: 12 feet
Weight: 12 tons
Maximum drilling speed: 15 mph
Power: Nuclear-fusion powered electric motors*
Engine: 1000bhp Rocket Propellant**
Thermal-imaging system fully operational.

*Fusion power safety certificate is long running and can be viewed upon request.
** Fuel tanks have been drained and filled with inhibitor.
Carrier:
Length: 38 feet
Width: 24 feet
Weight: 18 tons
Top speed: 50 mph
Power: 1,000 bhp high-compression dual-turbine engine*
*Would make awesome monster truck conversion.

Mileage/History
We are reliably informed that the above unit has been used on only 4 occasions.
7th October 2065 – M.O.D. related mission
6th January 2066 - Car park duties
27th January 2066 – Child care
17th February 2066 – Help the Aged

Sealed bids only via The Creighton-Ward Institute