Automatic wire twister handles very fine, magnet, slippery wires

ERASER WT300 Automatic bench wire twister can twist two or more wires up to 20 feet in length. This durable unit is made for high production to achieve a repeatable number of twists per inch on a bundle of wire up to the equivalent of two 16awg bare (uninsulated) wires. Product has a reversible motor which enables it to twist or untwist in either direction with a variable speed control that can be adjusted to perform from 0 to 26 turns per second. Unit comes with one wire entry guide and a set of steel clamp jaws which enable it to firmly grip magnet wire, very fine, and slippery wires.

http://www.eraser.com