Perfect Engineering Works manufactures and exports Valve Plates / Finger Valves. Perfect Engineering Works offers spring plates, valve assemblies, cushion plates for air, gas compressors, etc. The Valve Plates / Finger Valves are made from AISI-420 Stainless Steel or EN 42 J. Both sides lapping assure extreme flatness and most effective sealing. The Valve Plates / Finger Valves are fully machined- hence free of stress. They are individually heat treated. The Valve Plates / Finger Valves are specifically designed so that they are free from sharp corners and gives proper working/ movement.