Everhard offers tools to check seam laps quickly and efficiently.

Everhard Products Inc., West Canton, Ohio, offers tools to check seam laps quickly and efficiently. The Seam Tester Model No. MM21031 is 7 inches long overall with the hook extending 3 1/4 inch from the easy-grip hardwood handle. The tapered, high-carbon steel shaft is 1/4 inch in diameter. The Model No. MM21051 Seam Tester is available without a wood handle. The bent handle is formed by bending the extended 1/4-inch shaft back on itself.