Slitting saw arbor holder which can readily accept saw blades of hole diameter 1/2", 5/8", 3/4", 7/8", & 1". The blades are firmly secured in position with a hex head screw . Morse taper mt2 well suited for mills ,lathes . Drawbar thread is m10 x 1.5 saw is not included. Item as shown in picture. Qnty: 1 unit