Simplify Broken Fastener Removal Two-step process makes drilling and removing broken fasteners simple. The end cut bur quickly grinds down the exposed portion of the broken fastener to flatten it without damaging threaded holes. The countersink bur centers on the flattened fastener, creating a locating dimple to direct the drill bit to the exact center of the fastener.
Reduce Damage to Components After the broken fastener is flattened and countersunk, the risk of drilling off-center or damaging threaded holes is greatly reduced while extracting the fastener.