These are sturdy, integral and flexible tools, of simple construction and easily adaptable to themost sophisticated manufacturing cycles on automatic machines. They are among the mostsimple and inexpensive tools for deburring holes. The CTD tools deburr on front and backfaces of holes in just one stroke, without any adjustment or having overturn the interferences, cast or pressed pieces, etc. They are also ideal for large productions and can bere-sharpened.