13 Sizes HSS M35 Cobalt Step Bit 1/8″ to 1/2″ Four Spiral Flute Step Drill Bit

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13 Sizes HSS M35 Cobalt Step Bit 1/8″ to 1/2″ Four Spiral Flute Step Drill Bit  Technical Specifications
Measurements
Cutting Diameter 0.5 Inches
Minimum Bore Diameter 0.13 Inches
Materials & Care
Material Type High Speed Steel (HSS)
Finish Types Titanium
Shank Type Hex
Surface Recommendation Aluminum, Metal, Plastic, Wood
Features & Specs
Cutting Angle String 118 Degrees
Tool Flute Type Spiral
Point Style Step Point
Number of Flutes 4

Drilling Made Easy: With four sharp cutting blades,  step drill bit ensures quick and smooth drilling through steel, aluminum, copper, wood, plastic, and other tough materials, just like a hot knife through butter
Versatile 13-Size Drill Bit: Our 13-step drill bit covers a wide range of sizes, including 1/8″, 5/32″, 3/16″, 7/32″, 1/4″, 9/32″, 5/16″, 11/32″, 3/8″, 13/32″, 7/16″, 15/32″, and 1/2″, offering the perfect solution for all your drilling needs
Titanium-Coated HSS Build: Made of robust high-speed steel with a titanium coating, this step drill bit ensures exceptional strength and lasting endurance to withstand even punishing use
Smooth & Clean Drilling: Designed with four-spiral flute, out step bit enables faster cutting and drilling compared to dual or single flute bits. It also efficiently clears away chips for smooth performance
Compact & Portable: This unibit step drill bit comes in a handy storage case, keeping it accessible for both home and on-the-go projects. Stay organized and ready for action anytime, anywhere Uncoated Four Spiral Flute Step Drill Bit Set – 1/8″-1-3/8″ 5PCS

Deburring, chamfering, cutting or expanding holes
Support tools: pistol drill, hand drill, charging drill, bench drill. (Water cooling during work can effectively extend the life of the drill bit, especially for continuous drilling)
Application: High quality shavings removal and heat dissipation, low cutting resistance, ideal for cutting
Advantages: Suitable for drill wood, iron, aluminum alloy, insulation board, PVC sheet
Unique Design: High precision, no burrs when drilling and easy to install Black Oxide Solid M2 Step Drill Bit Hexagonal Shank for Primary 19 Hole Sizes

Designed for electricians, plumbers, and HVAC contractors, these bits feature an innovative Split Point Tip for fast, accurate starts and up to 6X longer life, while an automated precision grinding process ensures 2X faster cuts with minimal wear. With laser-etched step markings for multiple hole sizes, increased step heights for efficiency, and a ¼” hex shank for compatibility with drills and impact drivers, FLINTOOLS’s Step Drill Bits deliver unmatched performance in thin metals, PVC, and other plastics!  HSS6542 M2 Black Oxide Step Drill Bit With 3/8″ Hexagonal Shank 3/16″ to 1-3/8″ For Metal HSS M35 Cobalt Step Bit