The RG range of reciprocating gouges are compatible with most reciprocating power tools. These tools require no adapters for the following machines: Proxxon, Foredom, Wecheer, Ryobi and MasterCarver. This 14 piece set is a great value and contains a wide selection of tools for roughing out and detailing. Includes: RG200, RG201, RG203, RG300, RG301, RG302, RG400, RG401, RG402, RG403, RG305, RG306, RG307, RG309.