A vernier caliper is a measuring device commonly used in scientific labs and other industries where there is a need for very precise measurements. The vernier adds an extra digit of accuracy to a measurement for great precision. It is a great device to use when measuring the outer diameter of ... Views: 1027
An Architect's or scale ruler is a specialized ruler designed for use by architects and engineers. It is designed to calculate dimension in a blue print or building plan without the use of any time-consuming or complicated math equations. A scale ruler is marked with a range of calibrated ... Views: 1571
The bad economy has forced many businesses to cut some of their marketing budgets. Promotional products have helped many companies maintain their marketing efforts without the high cost. Promotional products include merchandise items, corporate gifts, or any product that can be imprinted with ... Views: 1013