Eclipse pk-2061 – solar mc3 & mc4 crimping tool kit mc3, mc4 and mc multi-contact are registered trademarks of multi-holding society. this is a complete tool kit to install mc3 and mc4 solar connectors easily and accurately features: the parallel action crimper features consistent and accurate performance universal solar cable stripper, specially designed stripper with adjustable length stop for reliable stripping of double layer insulated cables 2.5 – 6.00 mm2 heavy duty forged cable cutter with high leverage jaw and shear blade for clean cut without damage includes 2 pcs mc4 and mc4 plus open-end spanner and unlocking tool help you opening the locking device, securing and tightening the cable gland prosoft screwdrivers for pv junction box installation