A abstract this invention relates to saw blades for use in reciprocating hand manipulated saws the blades of the invention have a straight untoothed edge lying parallel to the longitudinal axis of the blade and a toothed edge wherein at least 30 of the toothed edge is curved application_number US 68633791 A description referring to the drawing and particularly to fig1 the blade is particularly useful for remodeling work wherein there is need to cut into a corner where two planes meet at a 90 u00b0 angle the blade can be used to cut one piece of lumber up to but not into a second piece with a surface lying perpendicular to the plane of the first piece of lumber the teeth 1 in the drawing are about 5 to 6 per inch on a blade for use in general remodeling work however in a blade for use in making finishing cuts or for use on finished surfaces there could be as many as 12 teeth per inch the shank portion 2 has an offset or terminal portion 3 and an aperture 4 therein for mounting into a conventional reciprocating saw the body of the saw blade including the shank portion has in a preferred.