Tel: (413) 527-2350

AS/EN/JISQ9100:2009 (Rev C) and ISO 9001:2008

Member of Western Mass NTMA

Rock Valley Tools, LLC logo

Now Under New Ownership

Rock Valley Tool is now under new ownership. Elizabeth and Jason Paquette have purchased Rock Valley Tool, and look forward to continued growth and prosperity. They are excited about the future of the company, and are thankful to have an amazing staff in place to move forward. Liz and Jason would like to thank our suppliers and customers for their continued support and business relationship.

Machining Solutions for Today’s Technologies

Welcome to the website for Rock Valley Tool, a full service machining facility located in Massachusetts. Rock Valley is ISO 9001:2008 as well as AS9100 Rev. C registered. We have over 40 years of experience in the plastic blow-molding industry, and stock hundreds of part numbers to reduce our customers’ down-time. Rock Valley prides itself on quality and on-time-delivery. Outside of our capabilities, we have access to multiple certified sub-contractors to meet all blueprint and special-process requirements. Please feel free to contact us at anytime for any of your machining needs. Thank you for your interest in Rock Valley.

Quality Policy Statement

All employees of Rock Valley Tool, LLC are guided by our Quality Policy in every aspect of our daily operations.

Our goal is to provide a responsive, professional, customer service team which meets or exceeds our customer’s requirements and expectations, while providing a quality product, competitive price, and on-time delivery.

Rock Valley Tool, LLC is committed to ensuring total customer satisfaction by continually improving our manufacturing processes and quality systems in compliance with ISO9001 and AS9100.

RVT Employees are encouraged to develop to their full potential while management provides a safe and desirable work environment. Our employees are well trained and are conscientious about the product that they make.


We have full in-house state-of-the-art CNC manufacturing capabilities along with an Engineering Department that employs the latest CAD/CAM technologies. Our production capabilities include CNC Milling, CNC Turning, O.D. Grinding, Deep Hole Drilling, Surface Grinding and I.D. Grinding.

Blow Molding

We have over 40 years of experience manufacturing parts for the blowmold industry, including but not limited to: head assemblies, tooling, machine and toggle parts, cutting rings, blowpins, striker plates, pre-pinch assemblies, and blades. Rock Valley has inventory on many items to prevent down-time. We pride ourselves on quick turn-around on all tooling orders when needed. Please see contact page for blowmold sales contact info ...more


Rock Valley Tool’s Quality Lab is equipped with the latest in CMM technology along with a Brown & Sharpe Swiss Micro Hite and a Jones & Lamson Optical Comparator.