Product Info Are you upgrading your Discovery GK100 to and SK100 using the SK100 Enclosure Kit? Then you need this square key (sk) for the SK series of chucks. Or perhaps you lost the key to your Axminster Woodturning Discovery SK100 or Evolution SK114 Chuck? Try this replacement for the standard key. It’s 110mm long with a 9mm square end and a soft grip T-handle. It will also fit other chucks that have a 9mm square key recess.
