Richardson Retractors lamb handle Back to Products     Catalogue #       300-155   10¾" (270mm), blade â…ž" x â…ž" (22mm x 23mm) 300-156   10¾" (270mm), blade 1" wide x 1¼" deep (25mm x 32mm) 300-157   10¾" (270mm), blade 1½" wide x 1½" deep (38mm x 38mm)