Hello you are looking at an antique Batwing style rabbet plane. Early version similar to Birmingham or maybe it is! 6" long about 1" wide. There is a crack on the back heel SEE PICTURES.A rare late 1800's woodworking tool. The item "Birmingham Type Rabbet Plane Batwing Antique Woodworking Tool" is in sale since Thursday, July 11, 2019. This item is in the category "Collectibles\Tools, Hardware & Locks\Tools\Carpentry, Woodworking\Planes". The seller is "fossilfumes" and is located in Bergenfield, New Jersey. This item can be shipped to United States.