New edition of illustrated Flat Belt Catalog; provides information about wide variety of High-Speed Precision Flat Belts for applications on internal grinders, surface grinders, centrifuges, routers, shapers and tool post grinders. William Sopko & Sons Co. Inc.

Circle no. 217

200-page industrial nylon fastener catalog available; standard and metric machine screws, cap screws, nuts, washers, spacers, hole plugs, more; 13 new product lines; 150 new items; includes circuit board accessories. Micro Plastics, Inc.

Circle no. 218

Oxygen analyzer systems brochure available; 8 pages of analyzers and probes for oxygen and other gases in boilers and furnaces; for use in power plants, refineries and industrial operations; includes analyzer and probe configurations, product selection guide, applications guide, sensor types and more. ABB Instrumentation

Circle no. 219

SPIETH keyless shaft connectors offer backlash-free power transmission; complete line offered in 16-page color catalog; simple design; easy assembly and disassembly keeps costs low; for pulleys, gears, cams, sprockets and flywheels on motor shafts, spindles, axles and pins. Advanced Machine & Engineering Co.

Circle no. 220