Berg offers diamond indenters from Wilson in the A scale, C scale and N scale. A scales have a load of 60 kgf and are typically used for tungsten carbide. C scales have a load of 150 kgf and are used for harder steels. N scales can have a load between 15 kgf and 45 kgf and are used for harder steels as well. Please browse our categories to find the product that works best for you. If you have any questions about our hardness testers, please give us a call at 1-847-577-3980 or email us at email@example.com. Our experienced staff is there to help.