Comprehensive 115 PCS Cobalt Drill Bit Set with Titanium Finish for Tough Jobs. Comprehensive 115 PCS Cobalt Drill Bit Set. Titanium Finish for Tough Jobs. High-quality material – High Speed Steel M35 (Cobalt 5%) for extended tool life. 135° split point with round straight shank for precise and faster drilling. Self-centering design to prevent walking. Fully Ground twist design for clearing particles faster and cooler drilling. Suitable for cutting hard materials such as stainless steel, cast iron, high-temperature alloy, titanium alloy, hard plastics, woods, and softer materials. 115 pieces including fractional sizes, letter sizes, and numbered wire gauges. Perfect for tough, high tensile strength materials. Ideal for cutting harden metals and a variety of materials. Precision drilling with self-centering feature. Wide range of sizes for versatile use. Quality construction for long-lasting performance. Why choose our Cobalt Drill Bit Set? Upgrade your tool collection with our Comprehensive 115 PCS Cobalt Drill Bit Set. Made with high-quality High Speed Steel M35, these drill bits offer extended tool life and precision drilling for tough materials. Whether you’re working with stainless steel, cast iron, or hard plastics, our drill bit set is the perfect solution for your drilling needs. Invest in quality, durability, and performance with our Cobalt Drill Bit Set. Don’t settle for ordinary drill bits when you can have the best – order yours today! Alternative Carriers – We may use alternative carriers e. To ensure your package arrives safely and on time. Your feedback is extremely important to us. We strive to provide the best products and customer service possible. We are committed to resolving any problems and ensuring your satisfaction. Thank you for supporting our small family business! Model: Drill Bit Set. Item Height: Drill Bit Set. Item Depth: 4.01 inches. Number of Items in Set: 115. Item Diameter: Drill Bit Set. Item Length: Drill Bit Set. Item Width: Drill Bit Set. Item Weight: 7.6 pounds.