This Steel Finger Sizer Measuring Tool Set is an essential accessory for jewelry makers and ring enthusiasts. The set includes 29 steel ring sizers covering US sizes 1 to 15, including half sizes, to ensure accurate ring measurement for men and women. Each piece is made from high-quality steel that resists rust and ensures a long working life. With a smooth, polished finish, this ring size gauge provides comfort and safety during use. Each ring is engraved with US size markings on one side and corresponding inner diameter measurements on the other side (12.4mm to 23.8mm). Ideal for jewelry workshops, retail stores, or home use, this ring sizer measuring tool helps identify the correct finger size with ease and precision.