Monthly Archives: March 2014

J&R Machine, Inc. is your “single source” for machined permanent mold and sand castings. J&R Machine has partnered with St. Croix Castings to provide customers with complete casting and machining packages (from pattern design and build to the procurement of permanent mold and sand castings). Machining of aluminum castings has been a J&R specialty for […]

Thread rolling is a cost-effective process for producing stronger thread holding capability in both V and Acme threads. For more than 15 years, J&R Machine has been producing rolled threads and providing solutions for customers where thread strength, length of thread, and cost-effectiveness were primary concerns. Also, in that time, J&R Machine has accomplished rolling […]