Since 1958, Boston Centerless has been the industry leader in supplying precision ground bar materials and grinding services, ... specializing in extremely close tolerances. We provide solutions to our customers to enhance their manufacturing processes. Our focus is to deliver outstanding value. We serve customers all over the world in a variety of industries which include Medical Device, Aerospace, Automotive and Defense. Whether the end product being manufactured is a spinal implant, fuel injection valve seat or fluid control component, the end result is always a high quality product. AccuRod®: Ultra-precise ground and polished bar stock. GrindAll: Complete grinding services PinGage: Ultra-precise gages and lapping services Material Validation: UT / Eddy Current / XRF Analyzer / Laser Marking Precision Product Distribution Division: Offering precision bar materials available off the shelf with next day shipping from distribution centers located in Woburn, MA; Cleveland, OH; and Minneapolis, MN. SwissAssist: CNC Swiss machine consulting, training and programming. read more