Jiayi Tools sets the standard for high performance tools. We manufacture the highest quality carbide cutting tools at competitive prices and unmatched customer service. JIAYI TOOL started as a metal cutting tool manufacturing company in 2009, we are a manufacturer of high quality precision carbide tools, Hole Cutting Carbide Tools, PCD Cutting Tools, Thread Cutting Tools and solid carbide cutting tools in China, all 100% made in China.