53-175mm piston ring disassembly kit in carrying case

. . Piston ring removal set.The pliers are used to remove and insert piston rings without damaging the parts. Clamping the arms opens the piston ring held by the side jaws due to the opening of the middle jaws. Releasing the clamping allows the ring to be placed in the groove around the piston.The piston groove cleaner is equipped with three discs with blades. The blade is adjusted to the correct diameter of the piston by sliding the disc over a flat bar.Additionally, the piston ring crimper helps fit the piston into the engine body.Package Contents:1x Piston ring clamp: Height: 3", Working range 53 - 125mm1x Piston ring clamp: Height: 3", Working range 90 - 175mm1x Piston ring band: Height: 4", Working range 90 - 175mm1x Piston ring pliers 50 - 100mm1x Piston groove cleaner: fits 2" - 5" (51-127mm)1x Piston groove cleaning blade: 1/16" - 3/16"1x Piston groove cleaning blade: 2.0mm - 4.5mm & 1/4"1x Piston groove cleaning blade: 1.2mm - 5.5mmPhillips & flathead screwdriverPlastic carrying case.