Ideal for polishing&Sanding Metals Surfaces (e.g.: Steel, Aluminum, Zinc alloy, Brass, Copper, etc.),
Each brush is mounted to a 1/8" (3mm) diameter mandrel.
All Accessories is suitable for your Dremel machine.
33pcs as the picture shown
especially Precious metals. Perfect Accessories for Jewelers, Coin Collectors, Students, Hobbiest ect.