Our Mission: To manufacture quality precision aircraft fasteners on time. Our Values: We pride ourselves for being the leader when it comes to customer satisfaction, quality and on-time delivery. For over 35 years, California Screw Products has been synonymous with quality, reliability and on-time delivery. The ups and downs of the aerospace market have not affected the employee morale as evidenced by an average of 20-year employee tenure. CalScrew has continued its steady ascent into the list of admired aerospace fastener manufacturers. The management and employees continuously look for ways to improve the manufacturing process and thereby reduce the cycle time.