Not needing electricity is something construction operations as well as remote locations can appreciate about the 55-Gallon Pneumatic Vacuum. Each unit includes a vacuum head with internal filter and exhaust silencer, a 55-gal. drum, a drum dolly, 20'L x 2"-dia. vacuum hose, a 20'L x 3/4"-dia. air hose with fittings, a 12"W x 4'L metal floor tool and a 24"L chrome steel crevice tool.