Directions From 93 North, take exit 39 – Concord Street – stay right off the off ramp, continue ½ mile and Milton CAT will be on your right. From 93 South, take exit 39 – Concord Street – stay right off the off ramp, continue ½ mile and Milton CAT will be on your right. The North Reading Milton CAT location serves your needs in the area north of Boston. It is a single source for construction and power generation solutions, providing sales and rentals of equipment, work tools, engines, generators and ancillaries to match your application and backing them up with best-in-class product support and parts availability. At the North Reading location, you’ll find a team of experts who can put together flexible acquisition options, and deliver solutions for your business with decision-making at the local level.