Profile: Dillon/Quality Plus, Inc. is a distributor of force measurement instruments, scales and weighing systems. Our product line includes mechanical & digital force gauges, hand operated test systems, torque wrench checker, torque cells, torque wrenches & screwdrivers, mechanical & digital dynamometers, crane scales, platform scales, counting & professional scales, load cells, indicators, tension meter, tensiometer, tachometers, load limit switches, grips and fixtures.