Piston Ring Filer, Groove Cleaner, Ridge Reamer

File piston rings with this portable rotary filer Use to accurately size any make or diameter ring. Filer includes extra-hard, fine-grit carbide-coated cutter tile.

Use this replacement file with 870 Piston Ring Filer to accurately cut piston rings. Cutting face is coated with extra-hard carbide for long life. Use with hand-crank filer only.

Reamer removes ridges from top of engine cylinders with bore diameters 3 to 5" (77 to 127mm). Tungsten carbide cutters and fine-thread feed-up ensure smooth cutting action. Unique design lets you change from one cylinder to another without re-adjusting. Replacement part: 2389-78 Cutter Blade.