Cast Iron and Stainless Steel Class Class F Calibration Test Weights are mostly used to test commercial weighing devices by state and local weights and measures officials, device installers and scale service technicians. Most of the time, the selection of Cast Iron or Stainless Steel Class F Test Weights may be used to test accuracy on most Class III scales. The website featured today specializes in Stainless Steel Class Class F Cylindrical and Grip Handle Weights along with calibration test weight kits while also featuring Cast iron Class F grip handle weights  and cast iron slotted interlocking weights with hangers. Ordering is simple by using any major credit card. Most items ship within one to four business days. The weights are high quality and designed for years of performance. Having a test weight around the shop or a test weight kit in the laboratory just makes good sense. Why wonder or doubt your scales accuracy?  A test weight can make accuracy a simple process to achieve.