4 #SCREW MACHINE - KnKut

The KnKut KK7-4 is a professional-grade #4 short stubby length drill bit engineered for precision and durability in demanding environments. This drill bit, often referred to as "screw machine length" due to its compact design, is ideal for applications requiring enhanced rigidity and access to confined spaces.

Key Features

• Premium Material Construction: Manufactured from a high-grade Hi-Molybdenum high-speed steel with a high vanadium content, ensuring superior strength and wear resistance.
• Enhanced Hardness & Durability: Salt nitride treated, the surface of the drill bit is hardened to effectively penetrate tough materials, including stainless steel and titanium alloy.
• Precision Drilling: Features a 135° Split Point Tip that allows for accurate starting on contact without the need for a center punch or pilot hole.
• Optimized Performance: Gold surface treated for maximum lubricity, reducing friction and heat buildup during operation.
• Reduced Breakage: Its short stubby length provides increased rigidity compared to standard jobber length bits, minimizing deflection and breakage, especially in challenging applications.
• American Made Quality: Proudly manufactured in the USA, ensuring consistent quality and craftsmanship.

Applications

The KnKut KK7-4 drill bit is an essential tool for professional technicians and mechanics working in automotive, industrial, and manufacturing settings. Its robust construction and short length make it particularly effective for drilling tough materials where space is limited, such as in tight engine compartments, machinery repair, or specialized fabrication tasks. It is well-suited for use with right-angle drills and in situations where a more rigid drill bit is critical to prevent walking and ensure precise hole placement.

Specifications

• Manufacturer: KnKut
• Model Number: KK7-4
• Product Name: 4 #SCREW MACHINE (Short Stubby Length Drill Bit)
• Diameter (Number): 4
• Decimal Equivalent: 0.2900
• Flute Length: 1-1/4"
• Overall Length: 2-3/8"