Grana 105mm 320 - Affinatura motore cilindro a sfera | per V8 foro 4" | Affina spazzola a sfera_
4" 105 mm Engine Cylinder Hone Bore Brush Ball 320 Grit---New. Important Note: Always select a hone larger than the bore size (e.g., 83mm hone for an 80mm bore, not 80mm). Purpose of Ball Brush Hone Tools.