The Speedometer Ring Magnet is used for industrial purposes. The thickness of this ring magnet is 3mm. The weight of this ring magnet is 5.5g. Speedometer Ring Magnet is manufactured by Dura Magnets Pvt. Ltd. Dura Magnets Pvt. Ltd. Is an ISO 9001: 2000 certified company. Dura Magnets Pvt. Ltd. Offers Cast Alnico, Rare Earth [Nd-Fe-B] and Samarium Cobalt Permanent magnets.