Carbide Circular Saw 231FL is a specialty tool used in pave setting. After preparing the holes for the gems that are to be pave set using first a carbide twist drill 4205S, next the corresponding Busch® round bur 1AU, then a clean cross-wise cut is made in the spaces with either the circular saw 231FL which is this one, or the 231F.. Only the chatons remain for the final setting of the gems. Chose between the two available sizes, 231F which is 0.2 and this one which is the 231FL and measures 0.3mm.  Select the one which Is appropriate for your design. The special serration of this circular saw gives the material a bright shiny surface on the bottom of the cut for all precious metals, titanium and steel. Recommend speed is 7,5000 - 30,000rpm. 

Busch® creates a complete Pave Set for jewelers which includes both the 0.2 and 0.3mm saws. Made in Germany.