Ring making kit contains 1 x metal ring stick measure tool; 1 x plastic scale rod; 1 x rubber jewelry hammer; 1 x US (1-17) white and 1 x UK (A-Z) black; 1 x ring mandrel; 1 x polished agate knife; 2 x polishing rods; 2 x polishing cloth. These jewelry making tools can be widely applied for craft wire, wire working and jewelry, convenient to operate for any DIY lovers or beginner. Ring sizer mandrel is made of aluminium which is hard and durable. The scale on the mandrel is clear and accurate. The ring mandrel with US sizes of 2-15 and UK sizes of D-Z with line marks on shaft to get the ring straight before measuring. The metal stick can be used for correcting deformed ring. The rubber hammer can be applied to fix or adjust rings or other jewelry (removable rubber head), rubber head will not leave traces on the jewelry or damage your jewelry, easy to use. Ring making kit inculds natural agate stone, cleaning cloth and double-sided polishing rod designed to polish gold, silver rings or other jewelry to a high shine. 1 piece of US white (1-17) ring sizer, 1 piece of UK black (A-Z) ring sizer, US ring sizer gauges include 27 pieces(1-17),our ring sizer measuring tool, it is of superior quality and excellent workmanship, and includes all the tools you need to quickly determine the size of your ring and finger. Material: Metal +ABS colour: As shown Package Contents: 1 x metal ring bar measuring tool 1 x plastic scale rod 1 x rubber jewelry hammer 1 x ring sizer (1-17- USA) white 1 x ring sizer (UK -AZ) black 1 x ring mandrel 1 x polished agate knife 1 x polishing rod 1 x polishing cloth 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.