For more than 50 years, MacInnes Tool Corporation has developed and refined precision glass-scoring wheels and wheel-holding systems for the glass-processing industry. Rochester-based MacInnes is known for its PRO-SCORE® tungsten-carbide wheels, which are produced to tight tolerances, inspected on glass, and offered in more than 50 stocked configurations. Its MACTO™ mounts and technical support extend that same precision into the cutting system, including custom holders when standard equipment does not fit the job.
GrayGlass CompanySince 1946, GrayGlass has fabricated, distributed and imported specialty glass for industrial, architectural, lighting and optical applications. Its Queens Village operation combines a 60,000-square-foot factory with more than 200 years of staff glass expertise, producing precision work from one-off parts through million-piece runs. GrayGlass supplied more than 6,000 high-precision absorbing glass shields for the National Ignition Facility, a project that reflects its particular strength in demanding optical fabrication.QUEENS VILLAGE, NY
Machined Glass Specialists, IncMachined Glass Specialists, Inc. is a custom fabricator and precision machining manufacturer of fused quartz, fused silica, borosilicate, and other glass components. It produces custom windows, discs, plates, and semiconductor-, optical-, laboratory-, energy-, lighting-, medical-, and aerospace-related components using cutting, grinding, polishing, CNC milling, waterjet, and related processes.SPRINGBORO, OH
INSACO IncSince 1947, Quakertown-based INSACO has precision-machined and polished technical ceramics, sapphire, glass, and quartz for demanding applications. Founded as Industrial Sapphire Specialties making phonograph needles, the company later produced sapphire cover plates for the first Telstar satellite and now works from a plant spanning more than 50,000 square feet. INSACO measures and documents parts to tolerances sometimes reaching millionths of an inch, with experience ranging from prototypes to automated production.QUAKERTOWN, PA
Action SuperAbrasiveSince 1985, privately held Action SuperAbrasive has manufactured custom diamond and CBN grinding wheels for demanding precision applications. The Kent company is distinctive for engineering wheels to a customer’s material, machine, geometry and tolerance requirements, including continuous-rim wheels up to 36 inches and some of the largest centerless and fine-grinding wheels. Its ISO 9001:2015-certified operation also provides wheel dressing and balancing services, with a stated focus on responsive turnaround.KENT, OH