Qingdao preco imp. & exp. co., ltd., a prestigious vernier ruler manufacturer in China, has been focusing on the invention and production of innovative vernier ruler. step drills series manufactured by PRECO include multiple types. And the products shown below belong to this type. The popularity of toolmakers vise can not be achieved without the latest design by our professional team. Its dimension tolerance is strictly controlled within 0.1mm. This product has the required safety. We have assessed and eliminate potential hazards by using the principles detailed in EN ISO 12100:2010. Professed by CNC machines, it features high dimension accuracy.
PRECO leads the corner rounding end mills industry with the quality service. Please contact us!