Worm wheel 1.quality first 2.customer satisfaction,good service 3.reliable reputation 4.prompt delivery worm wheelProduct:1.small parts widely used in sorts of transmission system 2.material and precision as per requirements 3.OEM service available Feathures:1. Material: Alloy Steel, Carbon Steel, Stainless Steel, Hardended & Tempered Steel, Cast Iron, Aluminum, Copper, Brass and so on2. Heat ...