Disston (South Deerfield, MA) recently announced the release of two new improved hole saws. They are Blu-Mol M42 Cobalt Bi-Metal Steel Hole Saw and the Disston M42 Cobalt Bi-Metal Steel Hole Saw. The Blu-Mol M42 Cobalt Bi-Metal Steel Hole Saw features a new thin kerf design, which brings the thickness of the hole saw down to just .044 thickness. This sleek innovation is designed to allow users to make their cuts faster and with greater precision. Like the Blu-Mol M42 Hole Saw, the Disston M42 Hole Saw increased its steel strength from M3 standard steel to the M42 Cobalt steel. The Disston M42 also improved the eye opening, cut-outs and ground teeth.Check out http://disstontools.com to learn more.