Wohlenberg Knife Bolt - Metric (Wg5038126)

Knife bolts used on Wohlenberg 76, 90, 92, 107, 115, 132, 135U, 137, 155, 165, 180, 185 & 220. (with metric threads).                                                                                                                          

The hardened washer is captive on the head; it rotates in place but it will not fall off. While it is possible to remove them with a Torx driver, they are designed for a Torx Plus driver.