Gyokucho Proton Power Saw Ibarame No. 400 Augers The grit size 220 is

The grit size 220 is the same as the Tormek Original Grindstone and can be altered to work like a 1000 grit stone with the Stone Grader SP-650

Thickness: 7/16-in

Whether you're a seasoned timber framer

For added strength

accurate cuts in large timbers

Gyokucho Proton Power Saw Ibarame No. 400 Augers The grit size 220 isThis blade slightly tapers close to the spine to reduce friction when performing deep cuts from the 0. 6mm kerf that all these blades have. All blade lengths are 240mm. The Razorsaw 400 features a 240mm blade with 13TPI suitable for general purpose woodworking. Specifications Blade Length: 240mm Blade Thickness: 0. 6mm TPI: 13