Stanley Fatmax Tenon Saw 12inch. 11 and 13 teeth per inch for a fine finish. Reinforced back for extra rigidity, makes a straighter cut. Induction hardened teeth stay sharp for twice as long. 3 sided precision ground teeth offer razor sharp cutting edges at every stage of the stroke. Bi-material handle screwed and ultrasonically welded for comfort and security. Handle with marked 45ï¾° and 90ï¾° angles. Finger rest with ergonomic design, useful for extra control when starting a cut.