This drill bit set from Drillco Cutting Tools features a robust design crafted with premium cobalt and bronze materials, ensuring longevity and superior performance during tough drilling tasks. With a 135° point angle and a straight shank design, the bits are optimized for efficient chip removal and precise drilling across a variety of materials. The jobber drill set spans sizes from 1/16 to 1/2 inch, incremented by 64ths, making it a versatile addition to any toolbox, ideal for both professional tradespeople and DIY enthusiasts. Each bit in this Series 500 set is engineered for reliability, providing the durability needed for demanding applications.