Step Drill 1/4-3/4 In - KnKut

The KnKut KK4-1/4-3/4 Step Drill is engineered for professional technicians and mechanics requiring precise, clean holes in a variety of thin materials. Constructed from a specialized moly alloy steel and treated with a gold surface, this step drill offers enhanced durability and reduced friction for consistent, high-performance operation. Its dual flute design ensures efficient material removal and accurate hole sizing across a wide range of applications.

Key Features

• Manufactured from specialized moly alloy steel for robust durability and extended tool life in demanding professional environments.
• Gold surface treatment minimizes friction and heat buildup, promoting smoother drilling, increased lubricity, and prolonged tool sharpness.
• Dual flute construction facilitates rapid chip evacuation, producing clean, accurate, and burr-free holes with ease.
• Designed for versatility, effectively drilling through thin metals, rigid plastics such as Plexiglas, wood, and composite materials.
• Features a 3/8-inch shank for secure and stable fitting in standard drill chucks.

Applications

This KnKut Step Drill is an essential tool for professional applications such as fabricating metal enclosures, installing electrical components in vehicle bodies, working with HVAC ducting, and precise drilling in cabinetry or construction materials. It excels in tasks requiring multiple hole sizes in materials like sheet metal, acrylics, and various wood composites, where clean and accurate holes are critical. For drilling steel with 1/8 inch or greater thickness, initiating a pilot hole with the smallest step diameter can significantly accelerate the drilling process and optimize performance.

Specifications

• Manufacturer: KnKut
• Model Number: KK4-1/4-3/4
• Diameter Range: 1/4 - 3/4 inches
• Number of Holes: 9
• Size Range: 1/4 - 3/4 inches
• Shank Size: 3/8 inches
• Step Increments: 1/16 inches
• Step Thickness: 5/32 inches