LETTER L SCREW MACHINE - KnKut

The KnKut KK7-L Letter L Screw Machine Drill Bit is engineered for professional technicians and mechanics requiring precision and durability in demanding applications. This specialized drill bit offers superior rigidity and cutting performance, making it an essential tool for high-stress drilling tasks in both automotive and industrial environments.

Key Features

• Optimized Screw Machine Length: Designed with a shorter overall length and flute, the KK7-L provides enhanced rigidity, minimizing deflection and breakage, especially in confined spaces or when drilling tough materials.
• Premium High-Speed Steel Construction: Manufactured from high-grade Hi-Molybdendum high-speed steel with a high vanadium content, ensuring prolonged tool life and consistent performance under heavy use.
• Salt Nitride Treatment: The drill bit undergoes a salt nitride treatment that deeply penetrates the tool's surface, significantly increasing its hardness and enabling it to drill challenging materials like stainless steel and titanium alloy.
• 135° Split Point Tip: Features a 135-degree split point tip that allows for immediate, accurate starts without the need for a pilot hole or center punch, preventing "walking" on the workpiece.
• Letter L Sizing: Adhering to the precise "Letter L" standard, this drill bit provides a decimal equivalent of approximately 0.2900 inches, crucial for applications requiring exact hole diameters.

Applications

The KnKut KK7-L is ideally suited for a wide range of professional drilling operations. Its robust design and short length make it highly effective in automatic screw machines, CNC machining centers, and drill presses where spindle clearance is limited. It excels in drilling through various materials including sheet metal, high-strength alloys, stainless steel, and titanium, commonly encountered in automotive repair, fabrication, and general industrial maintenance. This drill bit is also a valuable asset for creating precise holes in castings, fixtures, and other components where rigidity and accuracy are paramount.