Fast flow control without splashing Padlockable handle Manual and self-closing models available Excellent for dispensing non-flammable viscous liquids. Super rugged cast iron gate valves have a large, nearly straight bore with an oval discharge opening angled at 45-60º for fast flow of thick liquids without splashing. The machined and lapped brass faceplate provides smooth operation and a perfect seal. Glossy black lacquer finish.