THINBIT offers Form-A-Groove tools, which can consist of simple groove combinations or more complex combinations of grooves, arcs, angles and convex and concave radii. Tools can be composed of stacks of individual inserts or a single carbide block up to 2" wide. They can be coated with TiN, TiCN, TiAlN or diamond film. Toolholders are available in 1" round and ½", ¾" and 1" square for internal and external applications.