Xiamen Trusttrade Yida Technology Co.,Ltd is an independent legal person belongs to Xiamen Trusttrade Group. Our company is able to independently produce the precise tungsten carbide tools by adopting the bar materials from Japan and Korea, using high-accuracy processing equipment, working with rich technology experience, operating a strict quality management. Our main products are tungsten carbide drills for metal-made holes (left-hand drills & right-hand drills) and end mill. We make our products more endurable and enhance our working efficiency by independent technology innova Our technology and management philosophy are derived from Japan. We have an entire system of research & development, design, manufacture and selling, therefore, we can also provide products of non-standard tungsten carbide drills and end mills according to different customers' demand.