US industrial conglomerate American Machine and Foundry (AMF) build lawn and garden tractors in the 1960s and 1970s. AMF purchased Iowa outdoor equipment manufacturer Western Tool in 1963. Western Tool built machinery under contract and under their own Homko brand. AMF discontinued selling tractors under their own name in 1976. AMF sold the division to local management in 1982 as Western International. Western was sold again in 1986 and the Des Moines factory closed in 1988.