G20 S2 is the Minispot grooving machine for milling out knots, resin pockets or damaged areas of all sizes up to a width of 20 mm. For each Minispot patch, the corresponding cutter is used. The transparent rear cover enables accurate positioning of the G20 S2 over the relevant area, thus ensuring a perfect repair. The angled stop in the accessories range is used to cut grooves in edges. A milling jig is also available and can be used to cut grooves for 85, 250 and 500 mm long patching rods.