Hangzhou Tongbao Machinery Factory (TBBLAST), established in 2003, located in Hangzhou, China, is specialized in sand blasting machine, shot blasting machine, and vibratory polishing machine, has developed to be a leading manufacturer in the surface treatment and finishing industry. Our company has passed ISO9001 quality system certification, relying on high technologies and with quality products and good after-sale service. It has created good economic benefit and social benefit and our products have been widely sold to many domestic and overseas countries. We offer a complete range of surface preparation products, including sandblast nozzles& holders, hoses& couplings, helmets,valves and hundreds of related accessories and blasting equipment.