648450 Piston Ring Groove Cleaner

For removing carbon from piston ring grooves. Adjustable for pistons 2" to 5" in diameter. Will not come out of groove. Cutter pressure is controlled for an even cut. Rigid frame. Includes 3 cutters with the following size blades: Cutter No. 1: 1/16", 3/16", 5/32", 1/8", 3/32" Cutter No. 2: 2mm, 2.5mm, 3mm, 4mm, 4.5mm, 1/4" Cutter No. 3: 1.2mm, 1.5mm, 1.8mm, 2.8mm, 5mm, 5.5mm