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The Tru-Cut ThunderTwist SDS-Max Hammer Drill Bit is a professional-grade masonry tool engineered for high-performance drilling in reinforced concrete, stone, and brick. Part of the ThunderTwist series, this bit features a TriCarb grade carbide tip that guarantees longer service life and faster penetration through increased chiseling action. The unique ThunderTwist flute design ensures rapid dust removal, reducing heat buildup and preventing binding during deep-hole applications. Constructed from high-quality American chrome-molybdenum-nickel steel, the bit is vacuum heat-treated and shot-peened for maximum strength and durability under the most demanding jobsite conditions.