These abrasive impregnated cotton fiber mounted points find application in many different applications including tool & die, Aerospace, Automotive, Fabrication and jewelry finishing for chamfering, Deburring, Cleaning, Blending, And finishing. Mx cotton fiber mounted points are ideal suitable for utilization on stainless steel, Aluminum, Mild steels and exotic metals. They are non, Loading on aluminum, Brass and other non, Ferrous metals. Made in the usa. Bond/hardnesssoft = gfx latex bond medium = jtx resin bond hard = mtx resin bond all with 1/8 mandrel. 10 pieces per pkg. Other shapes, Sizes, Grits available upon request.