Delmhorst offers the widest selections of electrodes and accessories in the industry. This allows you to customize you meter to meet your specific requirement, and each electrode is interchangeable with any Delmhorst moisture meter with a quick connection. Designed so that the pins can be driven into hardened materials. The electrode is also insulated with only the tips being exposed, providing the only way to measure moisture content at various depths of penetration. Supplied with 2 inch pins for 1-1/4 inch penetration (pin 496). the wide assortment of electrodes gives the flexibility to choose the right combination for your application.