McCloskey Instruments LLC, 500 W Sycamore Rd, Snow Shoe, PA 16874, US

Established in 1974, Smitchko Welding and Machine is one of the largest producers of equipment in the refractory and glass mold industries in the United States. It produces trim, forge, impact, hammer, refractory, extrusion, glass mold, and blank and pierce dies. The company offers annealing, heat treat, hard milling and turning, and rotary, surface, internal, external and specialized carbide grinding services. It handles porosity-free mold work and fabrication of weldments and short-circuit pin welding. The company also specializes in offering cryogenic treatment and vibratory and thermal stress relieving services. In addition, it offers polishing of intricate parts and provides chemical etching of equipment numbers and logos. Smitchko Welding and Machine is located in Clarence, Pa.