Wood Bracelet Mandrel - Round - SFC Tools - 43-100 Made of hardwood with a smooth finish and even taper. Designed for making cuffs, bangles, and other curved elements. Wood is hard enough that it will hold up to hammer strikes, but soft enough that it will not mark or scratch your metal. Also great for PMC, wax, and wire work. It tapers from a 1.5-2.5 (3.8-6.4 cm). Overall length is 15 (38 cm). Weight: 1 lb 1.4 oz (493.3 g).