HomeEverhard’s Patented Roll-N-Chek® — Now Available with Wood Handle! Everhard’s Patented Roll-N-Chek® — Now Available with Wood Handle! Our patented Roll-N-Chek® seam rollers are the easiest way to roll and check welded seams. Available with ergonomic, soft-grip handle or wood handle. MR05032 Roll-N-Chek® has an extended fork, an ergonomic, soft-grip handle, and built-in seam tester probe. MR05018 Roll-N-Chek® has an extended fork, a wood handle, and a built-in seam tester probe.