Spiral Donut Torc Spiral Donut Torc Spiral Donut Torc Custom size made to order at no extra cost - please enter your neck size during the checkout process. Measuring instructions are here Design on terminals taken from Wraxhall Collar. Length of terminal from wire twist to tip approx 42mm. Cast bronze terminals fixed on to hand-twisted bronze wire. Wire twists may vary slightly as they are all individually made. Handmade in the UK by Ganderwick Creations.