Superfinishers II, Inc.

Superfinishers II, Inc. is a Phoenix, Arizona-based precision manufacturing and metal finishing company specializing in high-accuracy lapping, honing, grinding, superfinishing, CNC machining, sheet metal fabrication, and welding. The company's roots date back to 1960, when John Bucar established the original Superfinishers operation in Cleveland, Ohio. After moving to Phoenix in 1982, he formed Superfinishers II to provide precision machining and finishing services to the Arizona aerospace industry. Today, the company supports demanding applications across aerospace, semiconductor, medical, defense, automotive, transportation, fluid power, and other industrial markets. Its capabilities include I.D. and O.D. lapping, flat and shoulder lapping, double-disc lapping, honing, surface and Blanchard grinding, precision superfinishing, CNC machining, precision sheet metal forming, and MIG and TIG welding. Superfinishers II works with conventional and exotic materials and is capable of maintaining extremely tight flatness, parallelism, dimensional, and surface-finish requirements. The company states that its processes can achieve tolerances within millionths of an inch and mirror-quality surface finishes. Its quality system includes in-process planning, maintained inspection equipment, continuous improvement, and material traceability. With decades of precision manufacturing experience, Superfinishers II provides specialized machining and finishing solutions for components where dimensional accuracy and surface quality are critical.