dlp500 hand operated drum pump, lever action, pump body material abs, wetted materials abs, polyacetal, polypropylene, polyethylene, viton, max. Head 6 ft., max. Pressure 10 psi, max. Temp. 113 degrees f, max. Viscosity 1000 ssu, inlet size 3/4 in fnpt, outlet size 3/4 in hb, for use on 15 – 55 gal. Drums built-in lock nut for positioning pump outlet in any direction. Pump outlet has air vent for stopping siphon action. Water based media, detergents, soaps, antifreeze, defadblue, antifreeze, windshield washer fluids, lubricants, agricultural chemicals