2 mandrels for winding, 5 sizes of stepped jewellery making tools Description. Set of 2 mandrels: the mandrel set for winding contains 2 mandrels made of round iron with non-slip handles, each mandrel tool has 5 interlocking windings / 5 sizes. Quality materials: the jump rings or rings used to make the beading tool set are durable and will not rust, they are strong enough to keep the rings around and work properly. 10 sizes: easy to use and economical jewellery tool for making 10 different sizes of round rings: 1.5mm/1.7mm/2.7mm/3.8mm/5mm/6mm/7mm/8mm/9mm/10mm. Universal: suitable for beginners and professionals, the mandrels are 5.5" long, made of machined iron and will deliver consistent sized rings time and time again. WIDE USE: These wire work mandrels can be used for a variety of wire work, including making jump rings, wire loops, and a variety of jewellery making projects, creative metalwork and more. Specifications. Material: iron Colour:Blue Size: 13.5 x 143.5mm/0.53 x 5.65in, 7.5 x 141.5mm/0.30 x 5.57in Package includes. 2 pieces of wire-wound mandrel Caution. 1. Please allow for slight errors due to manual measurements. 2. Due to the difference between different monitors, the image may not reflect the actual colour of the item. 3. Happy online shopping!