Adalox Pin Hole Sanding DiscsThese are thin paper backed discs with Aluminum Oxide glue bonded on one side. Specially for use in sanding and smoothing gold jewelry. Speed max. 30,000 rpm. Use with screw mandrels. 3/4" Fine GRITMade By E.C.Moore In The USA FOR PERFECT FINISH 100 PIECES IN THE BOX Weight .7oz. 20gm Brand: EC MOORE Country/Region of Manufacture: United States
