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ER Precision Spring Collets

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Why Choose RMT for Your Machine Tool Accessories and Industrial Supplies


Welcome to RMT, your ultimate destination for a comprehensive range of machine tool accessories and industrial supplies. Our extensive lineup includes a wide array of products, from the reliable Manual Toggle Clamps to the precision-engineered ER Spring Collets. We also offer industry-standard CAT40 & CAT50 Tool Holders, top-notch Live Centers, Keyless Drill Chucks, and Drill Chuck Arbors. For advanced needs, we have you covered with our sophisticated CNC Tightening Fixtures, Taper Adapters, and the ever-popular Wogaard Coolant and Oil Saver.


At RMT, we are committed to delivering unrivaled quality in machine tools and accessories that cater to the needs of machinists who demand precision and reliability. We maintain competitive prices without compromising on quality, ensuring that professionals worldwide have access to the finest tools required to excel in their craft.


Choose RMT for an exceptional combination of excellence and value, where each product promises to enhance your machining performance and efficiency.

Exceptional Techincal Support

Ourdedicated technical support team is committed to providing exceptional assistance and resolving any problems our valued customers may encounter. Whether you need guidance in selecting the perfect Tool Holder or building a Fixture we are here to help. Rest assured, our team is always available to assist you with any queries or concerns you may have.

100% USA Quality Control

 At RMT we adhere to the highest ISO standards for all our products.  Tested for precision measurements, performance, safety, tolerance, surface finish, compatibility, and many other critical parameters. All products will meet or exceed all specifications and tolerances according to what we specified and 100% guaranteed. 

Free Shipping on Everything

We offer FREE SHIPPING on all orders within the continental USA.  We currently do not offer this service to Alaska or Hawaii but check back if you are in any of these 2 states as we make constant updates to our website weekly.  If you want to order our products and are in any of these 2 states, please contact and we can quote you shipping.  

Best Price Guaranteed $$$$$

 If you're a machinist, you know the importance of having the highest quality tools for the job. But these tools can often come with a hefty price tag. That's where we come in. Our company offers an affordable price point without sacrificing quality. In fact, we pride ourselves on having the best price in the USA for machine tool accessories. 

Experience You Can Trust

With over three decades of real-world experience, our esteemed company has proudly taken the lead in producing exceptional machine tools and equipment. We are committed to not only offering a comprehensive range of top-notch standard machining tools, but also staying ahead of the ever-evolving needs of machinists and metalworkers. 

Custom Solutions

At Ridiculous Machine Tools, we take pride in our ability to cater to the unique needs of machinists and manufacturers. Whether you're in search of a one-of-a-kind tool holder, custom-designed toggle clamps, or specialized spring collets, our team is dedicated to bringing your vision to life. We understand that every project has distinct requirements.

Ridiculous Machine Tools is your one-stop shop for high-quality tools and equipment. We pride ourselves on offering a wide range of supplies to meet all your machining needs. Whether you’re a professional machinist or a hobbyist, our selection of tools and equipment will help you achieve precision and excellence in every project.

At Ridiculous Machine Tools, we understand the importance of having reliable tools and equipment. That’s why we offer only the best products in the industry. From cutting-edge Tool Holders to durable milling machine accessories, our shop is stocked with everything you need to get the job done right. Our extensive inventory of supplies includes essential items like Tool Holders, Spring Collets, and Toggle Clamps, ensuring you have all the tools and equipment necessary for any task.

Looking for a great deal? Don’t miss out on our exclusive discounts on top-quality supplies. We regularly update our shop with special offers, so you can purchase the best tools and equipment at unbeatable prices. Our discounts are designed to help you save money while still getting the high-performance tools you need direct from our shop to yours.

Visit our shop today to explore our vast selection of tools and equipment. With our competitive pricing and exceptional customer service, Ridiculous Machine Tools is your go-to source for all your machine supplies. Take advantage of our fantastic discounts and elevate your machining projects with the best tools and equipment available at the best price you will find anywhere else.  

Frequently Asked Questions