DeWalt DT70760-QZ Drill Drive Extreme SDS Plus Metal Masonry TOUGHCASE Drill Bits Set x68 PcsThe DeWalt DT70760-QZ Drill Drive Extreme SDS PlusMetalMasonry Drill Bits Set x68 Pcs is TSTAK compatible via the Medium TOUGHCASE to hold all your accessory sets in one place. Modular, stackable medium tough case. Designed for secure storage of accessories. Clear lid for easy bit identification. Use the locking system to connect the cases together, and securely stack with small, medium, and large Toughcases. Mixed set contains masonry drill bits for SDS Plus Drills and Percussion Drills. Extreme SDS Plus masonry drill bits are designed with a Toughcore. The tapered central core increases stability and durability, reducing breakage.Extreme SDS Plus masonry drill bits contain a Wear Mark Indicator allowing you to make sure the holes you drill are the diameter you need, and are designed with a 2-Stage Helix which improves drilling performance. Accelerates the removal of concrete mill from the tip, reducing the working temperature and speeding up drilling. Extreme metal drill bits are made from high speed steel for wear resistance and longer life. They have a strong central core and a tapered web to reduce breakage.FEATURESCompatible with the TSTAK system via the Medium TOUGHCASEMixed set contains masonry drill bits for SDS Plus Drills and Percussion DrillsExtreme SDS Plus masonry drill bits are designed with a Toughcore. The tapered central core increases stability and durability, reducing breakageAdds strength and resistance when drilling deep holes with increased side loadsReduces flexing between the flute and shank, preventing bit fracturingExtreme metal drill bits are designed with a No-Walk Tip for a quick and easy start even on curved surfacesExtreme metal drill bits have a No-Slip Shank - 3 flat sides eliminates slipping in the chuck diameters 5mm and above.Easy screwdriver bit removal and retention for user convenienceScrewdriver bits lock into place to prevent them falling out when not in useScrewdriver bits have an optimized Tip Geometry for full fitment in the fastener and reduced cam-outFull-fit head eliminates wobble and screw head roundingA small bulk storage case includedIncludes a drive guide with an extending sleeve for improved fastener stability and control