The DeWalt DT4957-QZ 29pc HSS E Cobalt Set in a Plastic Cassette stands as a testament to drill bit excellence. Ideal for stainless steel, it boasts a 50% increase in drilling speed and doubles the resistance to breaking. With 4x longer life than standard bits, this set ensures durability and efficiency for professionals and DIY enthusiasts alike. Featuring 3x flats on the shank to prevent chuck slipping, it guarantees secure and accurate drilling. Housed in a convenient plastic cassette, this DeWalt set is organized and easily transportable, reflecting the brand's commitment to quality, reliability, and performance. Elevate your drilling tasks with this practical and trustworthy addition to your toolbox. Features and Benefits Experience a 50% improvement in drilling speed with the DeWalt DT4957-QZ 29pc HSS E Cobalt Set Double the resistance to breaking, making it perfect for tackling stainless steel Enjoy a 4x longer life compared to standard drill bits, ensuring longevity Design