DESCRIPTION: Suitable for fast drilling of plug, anchor or clearance holes in masonry, stone, concrete and brick/block work. 2 Flute Helix: specially developed drilling helix for efficient removal of dust. Optimized carbide tip drill head design with 2 cutting edges. Hardened body for extra strength and reduced breakage. New tip design ensures better bit penetration, longer life, faster drilling and greater durability. The Innovative EXTREME 2? SDS-Plus drill bit is amongst the best in terms of its speed, life and endurance.