3M E-9C SCOTCHLOK REPAIRED The E-9C tool holds the connectors (in cartridges) firmly in place, allowing the craftsperson the use of the other hand for guiding wires. This time-saving tool holds cartridges of UR2, UR2-D, UR, UY2, UY2-D, UY, UAL, ULG, UCC, UPC, UP2 and UP3 Connectors. Its automatic feed, ratchet, and parallel jaw action assure perfect crimps every time.