Holiday Sale Klein Tools | NKTSB15 | STEP DRILL BIT #15 DBL FLTD 7/8 TO 1-3/8

Specifications

• Manufacturer: Klein Tools
• Model Number: NKTSB15
• Product Type: Step Drill Bit
• Hole Sizes: 7/8 inch to 1-3/8 inch (graduated)
• Fluting: Double Fluted
• Weight: 1.38 lbs

Key Features

• Graduated Step Design: Drills multiple hole diameters from 7/8 inch to 1-3/8 inch using a single bit.
• Double Fluted: Accelerates chip removal and dissipates heat, ensuring cooler operation and extending bit life.
• Precision Ground Cutting Edges: Creates clean, accurate, and burr-free holes in a variety of materials.
• High-Quality Steel Construction: Manufactured by Klein Tools for durability and professional-grade performance on the job site.
• Laser-Etched Markings: Clearly visible step markings allow for easy identification of hole sizes during use.

Applications

• Cutting precise holes in sheet metal, aluminum, and plastic enclosures.
• Creating knockouts for conduit and fittings in electrical panels and junction boxes.
• Enlarging existing holes in HVAC ductwork and other thin materials.
• Ideal for electricians, plumbers, HVAC technicians, and general fabrication tasks.
• Suitable for use with cordless drills, corded drills, and drill presses.

Benefits

• Increased Efficiency: Eliminates the need for multiple drill bits, saving time and simplifying tool changes on projects requiring various hole sizes.
• Superior Hole Quality: Produces smooth, round, burr-free holes, protecting wires and ensuring a clean finish without additional reaming.
• Extended Tool Durability: The double-fluted design reduces friction and heat buildup, maintaining the bit’s sharpness and longevity through repeated use.
• Versatile Performance: Handles a wide range of common large hole diameters (7/8" to 1-3/8") in thin materials, making it a versatile addition to any toolkit.
• Accurate Drilling: The step design and sharp tip help prevent bit walking, ensuring precise hole placement from the start.