Bosch CO4155 7/16″ Cobalt Spjobber Drill Bit (Bulk)

This set of 12 cobalt drill bits by Bosch is engineered for precision and durability, perfect for tackling a wide range of materials including light-gauge metal, high-carbon steel, aluminum, stainless steel, and titanium. Featuring a jobber length design and a rigid thick web construction, these bits provide stability even in demanding applications while maintaining a sharp 135° drill point angle for efficient penetration. Additionally, their surface-hardened finish ensures enhanced performance when drilling through tough and abrasive substances, with the ability to withstand temperatures up to 1,100°F. Designed for those who require reliability and strength in their tools, this collection will effectively meet the needs of both professionals and DIY enthusiasts alike.