- PROFESSIONAL PERFORMANCE: The electric hammer drill delivers a powerful impact force, surpassing traditional percussion drills for effective and precise drilling. Use a chisel to start a point before employing the hammer drill for enhanced results. - HIGH-QUALITY CARBIDE CONSTRUCTION: Made with a YG8C carbide tip and a durable carbide steel body, this drill bit is robust enough for high-impact applications. It provides precise drilling in tough materials like reinforced concrete. - UNIVERSAL COMPATIBILITY: Featuring an SDS-PLUS shank, this drill bit set is compatible with most rotary hammer drills available, catering to a wide range of user needs. - MULTIFUNCTIONAL SET: The SDS Plus Drill Bits Set includes a variety of sizes: 3/16' x 4', 1/4' x 4', 5/16' x 4', 5/16' x 6', 3/8' x 6', 1/2' x 6', 5/8' x 6', and 3/4' x 6'. This assortment allows for versatile applications, from light masonry work to heavy-duty projects. - PRACTICAL USE SCENARIOS: Ideal for professionals in construction who need to drill into tough surfaces, this set is perfect for both DIY enthusiasts doing home renovations and contractors on commercial projects needing consistent performance. - STRONG PERFORMANCE: With its specialized design, this drill bit set ensures durability and efficiency, helping users achieve their drilling goals quickly and effectively.