Gigantic Step Drill Bit Set for Metal, Stainless Steel, Aluminum, Wood, Plastic

GRENPRO SUPERB STEP DRILL BIT - WORK SMART EVERY DAY

FEATURES: EXPERIENCE THE EASE OF DRILLING LARGE HOLES

Discover the exceptional performance of the GRENPRO Superb Step Drill Bit, designed to simplify your everyday drilling tasks. With advanced engineering and durable materials, this drill bit offers a smooth drilling experience perfect for a variety of applications.

1. Innovative Four Spiral Flute Design:
   The GRENPRO step drill bit features a unique design with four cutting blades, ensuring a quicker and smoother cut. This design enables the drill bit to slice through tough materials with ease, providing the feeling of "a hot knife through butter."

2. High-Quality Cobalt High-Speed Steel:
   Constructed from cobalt high-speed steel, this drill bit boasts an impressive surface hardness of 89HRC. This means you can tackle harder materials at higher speeds, making it a reliable choice for both professionals and DIY enthusiasts.

3. TiAlN Coating for Enhanced Performance:
   Equipped with a Titanium Aluminum Nitride (TiAlN) coating, this drill bit is built to last. The coating enhances wear resistance, heat resistance, and corrosion resistance while significantly lowering friction, which helps maintain the sharpness of the drill bit and prolongs its lifespan.

4. Versatile Size Range:
   The GRENPRO step drill bit is available in various sizes, ranging from 1/2" to 1-1/8". Popular sizes like 1/2", 7/8", and 1-1/8" are clearly labeled for easy identification. This versatility allows you to drill holes of different diameters efficiently, making it perfect for materials such as stainless steel, aluminum, wood, and plastic boards. (Note: The board should be thinner than the height of the step drill.)

5. Universal Hex Handle:
   The drill bit features a 1/4" (6.35mm) hex handle that fits securely in lithium drills, hand drills, and bench drills. Whether you're working with metal sheets, wood, plastic, aluminum, or copper, this step drill bit caters to various applications in both professional and home DIY projects.

6. Durability and Impact Resistance:
   Designed with impact resistance in mind, this HSS drill bit allows for high-speed drilling in tough materials. It excels at quickly drilling holes of varying sizes, adapting effortlessly to various operations.

Customer Reviews:
The GRENPRO step drill bit holds a commendable rating of 4.0 out of 5 stars from 19 reviews, affirming its quality and efficiency.

Price Range:
- #1 Step Drill Bit: $15.99
- #3 Step Drill Bit: $21.99
- #4 Step Drill Bit: $23.99
- #9 Step Drill Bit: $32.99
- #12 Step Drill Bit: $65.99
- Pro Max Step Drill Bit Set: $46.99

With the GRENPRO Superb Step Drill Bit, you’re equipped to take on any drilling challenge with confidence and ease. Should you encounter any issues or be less than satisfied with our product, don’t hesitate to reach out to GRENPRO for support. Enjoy the seamless drilling experience that this exceptional step drill bit provides!

product information: