Engine - Jiffy 3500 Series - The Ultimate in Power and Torque. HTT (High Torque Transmission) - Jiffy's proven heavy-duty clutch and optimum gear ratio, transfer more energy for additional torque. Enlarged Power Point - Grabs the ice for a positive guide to smooth, easy cutting. See-through Furl Tank. One Year Warranty. Ideal for initial drilling and redrilling of ice holes. Available in 8", 9" and 10" drill assemblies.