These countersinks from FISCH are both chatter and burr free. They produce a high quality surface finish on almost all materials. Recommended for use on alloyed and non-alloyed steel, high quality steel plate and soft and hard woods.
Extremely resistant High Speed Steel (HSS).
Available in two sizes 2-5mm and 5-10mm or as a set of one of each.
Made in Austria. Supplied in a clear, plastic storage tube for protection and easy access.