A&M diamond burs are made from the finest grade surgical steel and are multilayer coated with premium quality diamonds. Our burs are FDA approved and ISO9002 certified. You receive diamond burs that cut quickly and smoothly. All A&M diamond dental burs are made in the US at our manufacturing plant in Alpharetta, Georgia. A&M diamond dental burs are guaranteed against defects in materials and workmanship. All FG diamond burs have a 1.6mm (1/16") shank and are 22mm in length or shorter, unless otherwise specified. 1.4mm Needle $3.45 1.6mm Needle $3.45 2.3mm Needle $3.45 1.0mm Needle $3.45 1.6mm Long needle $3.45 1.8mm Needle $3.45 Thank you for visiting A&M Instruments, Inc. Diamond Dental Burs. You will be pleased with the high quality of your dental burs and dental discs. All of our diamond and carbide cutting tools are made in the US, in Alpharetta, GA. Copyright® 2003-2011 A&M Instruments Inc 770-772-6404