Shanghai Tone Machine Co., Ltd. was founded in Jinshan District, Shanghai in 2003，has been concentrated in pneumatic rivet tools and pneumatic rivet nut tools more than 15 years. The headquarters production plant is now located in Jingjiang City, Jiangsu Province.The company is specialized in manufacturing fastener tools for the automotive industry, sheet metal ,medium and high voltage electrical cabinet industry and home appliance industry. Shanghai Tone Machine Co., Ltd. is a comprehensive industrial company integrating production, sales, technology and maintenance services. We are committed to providing users with advanced riveting assembly technology solutions and services.Products include pneumatic rivet nut guns, pneumatic rivet guns, battery operated rivet guns, automatic rivet equipments and all kinds of matching blind rivets, rivet nuts and so on. After years of hard work, the fully automatic rivet nut tools and the full range of rivet tools are CE certified with patents in China. The company is strong in technology with a group of technicians, R&D team, sales team and maintenance engineers .We are especially good at solving technical application problems together with our customers, making our products more suitable for the individual use of customers. The company's SWEET brand pneumatic rivet tools and rivet nut tools are well-known in domestic market and exported to Europe, North America, South America and Southeast Asia.

Pneumatic rivet nut tools：SWT9900S,SWT6900S ,SWT800;Pneumatic rivet tools：SWT6100 ,SWT7100 ;Cordless riveting tools：E5000，E6000 ，E8000。