Warren Screw Products, Inc. is a manufacturer of Close-Tolerance Turned, Broach, Machined and Assembled Metal Components. Sin ... ce 1957, we have been machining customer designed components for all major manufacturing industries, Automotive, Appliance, Commercial, Heavy Truck, Agriculture and Military. As a Third Generation, Family Owned and Operated business, the Kaspari Family continues to support customers with the highest level of Customer Support, through Engineering Assistance, Prototype thru Production Manufacturing Services, Product Quality Support at all levels and most of all, Quality Products, supplied at a Fair Price, always delivered on time. read more