Since 1909 Duncan Company has grown into one of the Midwest’s premier suppliers of Abrasives, Cutting Tools, Pneumatics, Valves and Actuation, Instruments and Controls, Tank Safety and Piping Specialties.

Our philosophy is to combine quality products from the top manufacturer’s with excellent service provided by a well-trained sales team, utilizing the latest systems technology.  Through this combination we offer solutions at the lowest overall cost to our customers.

Please browse through our website where under Metal Removal Products you will find under Abrasives: Norton, Merit, Winter, VSM, Arc & Modern; under Cutting Tools you will find Iscar, Garr Tool, Widia and Ham Tool; under Inventory Control Systems you will find Matrix; under Metal Working Tools & Filtration you will find Castrol; under Workholding & Machine Accessories you will find ATS, Command, Lyndex Nikken, VonRuden, and Royal Products.

In our Flow Control Products section under Valves, Actuators & Automation you will find Keystone, Jamesbury, Apollo, Cashco, Vanessa, Anderson Greenwood, Asco, Kelair , Mogas, Mercer, Yarway, Vogt, Crane, Saunders, Xomox, Auma, Morin  and Max Air; under Instruments and Controls you will find Wika, Acromag, CCS, Dwyer, Mercoid, JMS, QTS, Spirax Sarco, Fil-trek, Hylok, Mid-West, Neutronics; under Tank Safety & Piping Specialties you will find BS&B Rupture Discs, Protectoseal Pressure & Vacuum Vents, Mercer Valve, QTS, Anvil, Papallias; under Pneumatics you will find Asco, Parker, Dwyer, Mercoid, Wika; under Steam you will find Spirax Sarco, Apollo, Yarway, Nicholson.