The Stepp Asphalt Hot Box Line has more than 20 different sizes and configurations to match your application. Stepp offers Trailer units, Hook Lift, Slip-In, Gravity Hopper, Dump Hopper, Auger Discharge, Air Jacket Heat, Oil Jacket Heat, propane, Diesel, heated or unheated tack tanks, pump and spray wands, lighting packages, reclaimer options, and sizes ranging from 2 tons to 9 ton capacity.