Made of quality material; Carbon steel (plier)/ spring steel (compressor)Piston installer plier used for installs and removes piston rings, thickness from 3/64 inch to 1/4 inch (1.2mm to 6.4mm)Adjustable sizes from 2-1/8" to 7" (53mm - 175mm)Professional installation recommendPositive compression and adjustable friction brake Piston ring disassembly process, expanding the piston rings, easy to use, safe and reliable Specification: Material: Carbon steel (plier)/ spring steel (compressor) Finish: Nickel plated Capacity-Jaw: 6.4mm max Plier Total length: 17cm/6.69" Range: 1.2 - 6.4mm/0.05 - 0.25" Compressor Height: 3''(75mm) Compressor Fits Size: 2-1/8" to 7" (53mm - 175mm) Packaged included: 1 * Piston Ring Pliers 1 * Piston Ring Compressor 1 * Wrench
