Thrustmaster manufactures heavy duty commercial marine propulsion equipment, including deck-mounted propulsion units, thru-hull azimuthing thrusters, retractable thrusters, tunnel thrusters, Z-drives and portable dynamic positioning systems. Manufacture marine propulsion units from 35 - 3000hp, including deck-mounted, thru-hull, & retractable thrusters, outdrives, z-drives, l-drives, tunnel thrusters, jet thrusters, azimuthing thrusters, portable dynamic positioning systems