Precise Ring Measurement for Jewelry Making & Gifting: This tool provides accurate measurements for jewelry rings, wedding bands, and custom designs. Its yet construction ensures easy handling during use. Metal Mandrel with US Sizes 1-15, Crafted from high-quality metal, this ring mandrel features clear US size markings (1-15) for precise sizing. The smooth, rounded edges prevent hand discomfort during prolonged use. Complete 27-Piece Ring Sizer Set with Half Sizes Includes a full range of US sizes (0-15) with half-size options for fitting. Each sizer is clearly labeled and comes with a flexible, screw-adjustable cable for easy sizing. Adjustable Plastic Finger Gauge for Sizes 1-17, The 2-piece plastic finger gauge works like an adjustable belt, comfortably measuring finger sizes from 1 to 17. Made from plastic for long-lasting use. Perfect for Jewelers & Gift Ideal for jewelers, hobbyists, or anyone buying a ring as a gift. Easily determine the correct ring size for partners, friends, or family without guessing. Color:As Shown Material:Metal Package Contents: 4 * tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.