Flat Lapping, ID Honing and ID/OD GrindingJohnson LHG is a Midwestern based machining shop dedicated to abrasive machining. Our services include Flat Lapping, ID Honing, ID/OD... Grinding, Short and Long Runs, Prototype and Production Service. The pride we take in our work is reflected in our shop. We would be very pleased to give you a personal tour. Please... you need us and we are proud to follow ISO 9000 Guidelines.Johnson LHG is dedicated to providing our customers with quality precision machined parts at competitive prices. Flat...