20 Piece Jobber Length Numbers - KnKut

The KnKut 20KK5 20 Piece Jobber Length Numbers drill bit set provides professional technicians and machinists with a precise and durable solution for demanding drilling tasks. Manufactured in the USA, these high-performance drill bits are engineered to deliver accurate, clean holes across a wide range of materials, making them an essential addition to any professional toolkit.

Key Features

• Premium High-Speed Steel Construction: Crafted from high-grade Molybdenum High-Speed Steel (HSS) with high vanadium content, these drill bits offer exceptional hardness and wear resistance for extended tool life.
• Salt Nitride Treatment: Each bit undergoes a salt nitride treatment, enhancing its surface hardness to effectively drill tough materials such as stainless steel and titanium alloy.
• 135° Split Point Tip: The precise 135° split point design allows for immediate penetration without the need for a center punch or pilot hole, significantly reducing bit walking and ensuring accurate hole starting.
• Corrosion-Resistant Gold Finish: An exclusive gold surface finish provides added lubricity and superior corrosion resistance, contributing to optimal performance and longevity.
• Numbered Size Range (61-80): This 20-piece set includes a versatile range of number sizes from 61 to 80, ideal for applications requiring specific and precise hole dimensions.
• Jobber Length Design: The standard jobber length offers an optimal balance between reach and rigidity, making these bits suitable for general-purpose drilling while minimizing deflection and breakage.

Applications

• Automotive and Aerospace: Perfect for intricate drilling in vehicle components, engine parts, and aerospace applications where precise hole sizing is critical.
• Metalworking and Fabrication: Reliably drills into ferrous and non-ferrous metals, making it a dependable choice for machinists, fabricators, and welding professionals.
• Industrial Maintenance, Repair, and Operations (MRO): A versatile set for general industrial use, maintenance tasks, and various repair operations requiring durable and accurate drilling.
• Plastics and Hardwoods: While engineered for metal, the precision-ground design also makes these bits effective for drilling clean holes in various plastics and hardwoods.