Wesco stainless steel drum dolly all welded type 304 stainless steel dolly is ideal for clean room, pharmaceutical and food service applications. Wesco drum dollies feature reinforced outriggers that are mounted further past the rim of the dolly, as opposed to underneath, for superior stability. 3in swivel casters offer easy maneuverability. zinc-plated swivel rigs with 3in hard rubber wheels and zinc plated hardware.