This industrial-grade 115-piece cobalt drill bit set is engineered for maximum speed and longevity when working with stainless steel and other hard metals. Featuring a 135° split point and jobber length design, these twist bits provide precision and durability for professional machining and drilling applications.

• Industrial-grade cobalt steel construction ensures maximum speed and extended tool life in stainless steel and hard metals.
• Comprehensive 115-piece set includes fractional sizes (1/16 in. to 1/2 in.), combination inch (#1-#60), and metric sizes (A-Z).
• Equipped with a 135° split point for improved drilling precision and reduced walking.
• Versatile jobber length twist bits suitable for use with handheld drills, machining centers, and lathes.