Standard Contact Clamp Magnaflux Sale! from $128.00 USD /per Produc variants Default Title Qty. Add to Cart Couldn't load pickup availability Refresh Magnaflux contact clamp accessories allow testing of parts that could not be placed in wet bench MPI units. Spring-loaded clamp with braided copper contact and lug connection. Used for smaller structures and parts up to 2.5 in / 6.4 cm diameter.