This vintage Ashcroftcombination breast drill and reciprocating valve grinding tool is in goodcondition. The tool has a lever on the handle shaft with 2 positions, “D” fordrill and “G” for grind. In the “G” position, the chuck oscillates back andforth like the agitator in a washing machine. In the “D” position, it turns ina clockwise direction for use as a breast drill. The shifting mechanism worksfine and the tool turns smoothly. This tool is branded in raised letters ...on thehandle: ASHCROFT MFG. CO. NEW YORK and PAT. JULY 12, 1910. See the photos formore detail.