Featuring a Stainless Steel drum and rough terrain cart, this wet dry vacuum packs the largest drum size and most power in the line. With 6.5 Peak HP and 16 gallon drum capacity, this vacuum is built to perform under the toughest of conditions. The 24 gauge (0.024-inch thick) stainless steel drum offers durability, and provides a clean, professional appearance. Plus, the mobile cart design and large rear wheels provide a stable platform for portability.