The PrecisionFit™ steel marked ring mandrel is hardened to 64RC to ensure a solid base for your work, weighing in at 1kg. Use together with the PrecisionFit™ 32 ring set to ensure your A-Z ring sizing is right every time – no more cross-referencing with inaccurate ring sizers and mandrels. Machined, hardened, ground & engraved to a perfect finish to ensure 100% accuracy. Each mandrel is put through a rigorous quality control system to ensure accurate A-Z sizing. Created with ergonomically designed handles to provide a firm and comfortable grip.

• A-Z, Z1-Z6
• Made to International Standard ISO 8653
• Length: 360mm
• Made in the UK