Ever Sharp Tools

Founded in 1990, EST has been providing the machining industry with high quality custom cutting tools including broaches, forming racks, functional spline gauges, variable gauges, master gears, hobs, skives and shapers, profile milling cutters, custom drills and mills, and annular cutters for more than 30 years.

In 2016, EST Tools America (dba Ever Sharp Tools) was formed and strategically located in Michigan to serve customers in North America with custom products from EST Tools and provide local state-of-the-art CNC broach tool sharpening service. In addition to our North American Service Center, EST Tools has three factory locations with a Technical Center, Research & Development Center, and eight teams of tool designers and engineers. EST Tools maintains the following certifications:

  • Quality Management System per ISO-9001:2015
  • Occupational Health & Safety Management System per OHSAS-18001:2017
  • Environmental Management System per ISO-14001:2015
  • Laboratory Accreditation per ISO-17025:2017

EST Tools is a vertically integrated manufacturer serving industries with quality precision cutting tools. By choosing the tool steel with the right combination of heat treatment and proper tool coating, EST Tools offers better tool performance and lower tooling cost per part. EST Tools controls quality by performing material spectrum analysis, coupon gear geometry analysis, coupon profile optical scan and comparison, and tool coating cohesion and adhesion measurement. EST builds tools in sizes ranging from as small as a D2.5 x 10mm drill or a D.250” x 2” end mill to D12” x 100” long broach tools.

EST Tools is also a horizontally integrated manufacturer serving all manufacturing segments with total spline solutions in a one-stop-shop. From internal spline broaches to shaping or skiving, and from external roll forming to hobbing or milling, EST teams design or reverse engineer custom tools for specific machining process with precision spline tools and spline inspection solutions. With our in-depth foundational knowledge of spline standards, EST provides guidance and solutions on best practice methods to check and inspect spline related features. Additionally, EST’s quality lab offers ISO 17025 accredited spline inspection certifications.

Our mission is to serve customers with high-performance tools, precision spline gauges, as well as custom engineering solution services. EST teams work closely with end-users to thoroughly understand expectations for quality, tool performance, and overall tool life.

Contact one of our professional team members today and let EST create a custom solution to meet your unique challenges!

Our Locations

North American Sales & Service Center – Michigan
Corporate Headquarters – Haiyan
Manufacturing & Office – Haiyan
Hob Manufacturing Plant – Wenling

Our Customers

American Axle



General Motors

Linamar Gear