ACCUMATION INC. ccumation, Inc. has specialized in the manufacturing of precision Swiss Screw Machine Products for 46 years. We manufacture precision parts for various types of industry, and have earned a reputation for quality and accuracy. Accumation, Inc. has been a member of the Crystal Lake business Community for many years, and is known for being a great place to work. cumation Inc. Accuracy is Automatic ecia bSre Machine Products ccumation Inc. Swiss Screw Machine Products 815-455-6250 6211 Factory Rd. Crystal Lake, IL