Located in northern Illinois, B. Radtke & Sons, Inc., has been producing high quality, precision machined parts since 1938. That's 78 years of experience that go into creating a company with quality and dependability you can count on. Laser Works, LLC, specializing in laser cutting, welding, and marking was established in 1991 and joined the operation as a supporting subsidiary in 1996. Your complete source for engineered machine components needs; Tolerances per customer drawings; Serving aerospace, automotive, computer electromechanical, fasteners, food service, government (defense), industrial, marine, medical equipment and devices industries.