ZāGO Manufacturing Company specializes in producing sealing products, from self-sealing screws, nuts and bolts used in a wide range of industrial and military applications to switch sealing boots designed to protect electronic and electrical control devices. Through dedication, hard work and meticulous attention to the needs of our customers, we have established ourselves as a leader in the sealing products industry. Our products are made in the U.S.A. using the best materials available. As an ISO 9001:2008 certified company, our dedication to quality is clearly demonstrated. Customer satisfaction is our primary goal.