Golden Mean Calipers - Medium 7" (18cm) - Measures From 1.5"-12.8" STAINLESS STEEL - Made from stainless steel with satin finish. DIMENSIONS - This caliper can measure from 1.5 inches to 12.8 inches. HAND-CRAFTED - Hand-crafted in New Zealand. The medium calipers have the most diverse usage. BUILT TO LAST - These calipers have a lifetime quality guarantee. UNIQUE - Can be used for Cosmetic surgeons , Horse-shoers, Artists, designers, and sculptors.