Adjustable cylinder grinding tool from 31.8 to 88.9 mm - Engine cylinder defrosting and de-icing tool with 3 x 50 mm sharpening stones (220 grit)

Precise sharpening: Suitable for cylinder bores from 31.8 mm to 88.9 mm (1-1/4" - 3-1/2") - for even and smooth grinding. Robust construction: Made of high-quality metal for maximum stability, durability, and reliable performance. Three-stage sharpening stone design: Self-centering, flexible shaft, and locking nut for clean insertion and even treatment. Easy to use: The knurled locking nut allows for precise adjustment of stone contact pressure. Effective cleaning: Reliably removes carbon deposits, rust, and varnish layers from brake and engine cylinders.