This set includes one round and one T-shaped jewelry carving wax tube. Made from high-quality material, our tubes feature a smooth, bubble-free texture with excellent toughness-No-sticking and perfect for ring casting model making. Crafted from durable stainless steel, this sizing tool ensures accurate adjustments for ring casting models. With six precision edges and clear side markings, it easily adjusts wax tube inner diameters from 12.5-21.5mm-ideal for custom jewelry design. Crafted from quenched high-carbon steel, this file delivers 3x the durability of standard files. Its precisely aligned, burr-free teeth ensure effortless, smooth polishing every time. Whether you're a professional jeweler or a hobbyist, this 4-piece set is a must-have for creating flawless ring wax models. Simplify your workflow and enjoy a smoother crafting experience! 1 blue T-shape hard wax ring tube;1 blue round hard wax ring tube;1 wax tube diameter expander;1 dual-end wax file Color: As Shown Material: Metal Package Contents: 4 pcs * Ring Wax Carving Kit