EST Tools is a world leading supplier of both “Complex Design & Build Cutting Tools” & “Precision Drilling & Milling Tools”, Including Broaches, Spline Forming Racks, Spline Gauges, Hob Tools , Profile Milling Cutter ,Special Cutter & Special Drills. EST ranks NO.1 among the complex cutting tool and precision spline gauge manufacturers in China and top 5 globally. For 30 years, EST has been innovating and investing in high-end equipment. Our mission is to solve customer manufacturing problems and offer solutions. and now EST is presenting the world a new era of ‘Made in China’.