Hand grind small and large flat head unspotted valves. Textured handle and thin wall suction cups make grinding easy.
Place grinding compound on valve face and put in seat. Put suction cup on valve head. Turn handle between hands to grind. 505 for most valves. Cup diameters 1-1/8' and 1-3/8'.KDT505 KDT 505 KD505 KD 505