Stop Drill Bits HDI-P 3/8”SDS Plus (TE CX) hammer drill stop bit for fastening pipes, air ducts and suspended ceilings Connection end: TE C (SDS Plus) Base material: Reinforced concrete, Concrete Working mode: Hammer drilling Features Drill holes precisely to the desired depth No need to change tools drilling and setting can be done with the same tool Up to 50% faster than the traditional method (overhead hammering) increasing productivity Large rubber grip for easier handling