Silicon carbide mounted points 2 pcs., knife-edge wheel

Designed for engraving and frosting of glass (finishing monograms), ceramics, porcelain and stones. Also for use on cast steel, cast iron and other hard steels. Contains fine particles of grit for consistent hardness. All shanks Ø 3/32" (2.35mm). NO 28 272 Returns can only be accepted for unused product in its original packaging. In addition to the returned item / items, a copy of the original packing slip or invoice is required. If proper paperwork is missing, PROXXON Inc. will not issue a credit. For warranty claims please call 1-877-776-9966. Please see our return and refund policy here. California Residents Prop 65 Information WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.