Our impact ready titanium nitride coating drilling accessories now come in ToughCase+ system, the latest addition to our acccessory storage line. The ToughCase+ system is a connectable case system designed to optimize storage space and keep your bits organized. The patented bit-bar design allows for easy bit removal and the clear lid allows you to see inside at a glance. Constructed from one solid piece of heavy-duty metal, DEWALT® impact ready titanium nitride coating drill bits are up to