Silicon Carbide 6" x 3/4" Square File Grit:Fine Includes four rubber feet to

Includes four rubber feet to keep the stone in place during sharpening

This grit is used to refine an edge shaped on the 25 micron stone

The faceted handle

The 9000-21 Spanner Wrench is the same as the one included with the Magna-Matic grinders

An in-depth manual lists many of the best angles for different styles

Silicon Carbide 6" x 3/4" Square File Grit:Fine Includes four rubber feet toSilicon Carbide Files Silicon carbide file are ideal for fast material removal. Their abrasive nature makes them perfect for quickly performing operations like coarse sharpening, shaping, leveling, or removing burrs after machining. Silicon carbide stones are relatively fast cutting compared to aluminum oxide files, and are often employed when speed is important. Dimensions 6" x 3 4" Square Available Grits: Fine 280 Grit Medium 180 Grit Coarse 120 Grit