DMI Pro Direct Core Bit + Breakaway Washer Bundle (2"–14")

Pair the DMI core bit diameter you need with one DMI Breakaway Washer (SKU DMI-WA-2). The washer installs between the drill shaft stop and the core bit; loosening its two Allen screws releases the clamp to help remove a jammed bit without damaging the threads. One DMI professional-grade laser-welded diamond core drill bit One DMI Breakaway Washer (DMI-WA-2) Pro Direct pricing: save approximately 5% on the core bit plus approximately 50% on the DMI-WA-2 Breakaway Washer.