M1.1 Hard Chromed Stainless Steel Ring Mandrel, Sizes 1-16

STAINLESS STEEL RING MANDREL, hard chromed , ungrooved, marked 1-16AQUSYZE, guaranteed accurate US sizes. DEEP laser engraved markings. Stainless Steel ring mandrel produced to the absolute highest standards. Used by bench jewelers with a hammer or mallet for forming and shaping rings. Graduated with USA sizes from size 1 through size 16 in 1/4 size increments. Sizes are EXACT USA ring standard. Case hardened, hard chromed , stainless steel ( Rockwell 15-16) Un-grooved.