Sheng Jan super hard tool company have been manufacturing precision tungsten carbide router bits & cutter in this field more than 2 decades. We specialized in manufacturing carbide router bits and precision carbide cutter bit of woodworking. Our company is manufacturer, and our factory is an OEM, a custom-made order is acceptable. You will never regret to contact us because we are one of the best manufacturers in Taiwan with the latest technology. We appreciate your time and your considerations in advance. Sheng Jan Super Hard Tool will be glad to be of your service.