The Park Tool SW-1 Spoke Wrench is a professional quality, precision-sized spoke wrench which is hardened and nickel plated for long service. Park Tool Spoke Wrenches are vinyl coated in one of five colors indicating the size at a glance. Park Tool SW-1 Spoke Wrench Features A classic spoke wrench, shaped for comfort and convenience Professional quality hardened and nickel plated spoke wrench ensures a long life Vinyl coated handles are colour coded to make for quick size recognition Each size is precision made for a perfect fit to each nipple size