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Four Spiral Flute Cobalt Step Drill Bit TiAlN Coated 1/8" - 1/2" - color: Black, size: 1/8" to 1/2" 13 steps

Four Spiral Flute Cobalt Step Drill Bit TiAlN Coated 1/8" - 1/2" - color: Black, size: 1/8" to 1/2" 13 steps

$16.58 USD
$16.58 USD
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Taxes included. Shipping calculated at checkout.

About this item

  • 【High-quality Material】: Pro Edge Technology 1pc Cobalt Step Drill Bit made of harder and more wear-resistant M35 cobalt high-speed steel, it has excellent hardness, and can easily and quickly drill holes in stainless steel plates, cast iron plates, copper plates and aluminum plates, and is also suitable for wood and plastic.
  • 【Four-Flute Spiral Groove】: The four spiral groove design can make chip discharge smoother, the cutting force distribution more even, reduce the risk of blockage, improve the efficiency of drilling, reduce vibration and ensure stability.
  • 【Nano-Grade Industrial TiAlN Coating】: Pro Edge Technology step drill bit use industrial-grade TiAlN coating, which increases the hardness to 90HRC, can withstand high temperatures, minimize drill wear, and extend the service life of the step drill by 3-5 times. (The service life of cobalt step drills with TiAlN coating is more than 10 times that of ordinary M2 HSS drills.)
  • 【13 Sizes in 1 and Hex Shank】: Our 1-piece cobalt step drill bit comes with 13 sizes to meet most drilling needs. Sizes includes 13 sizes: 1/8",3/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16",15/32", and 1/2". The hexagonal shank enhances clamping stability, is easy to replace, and is compatible with most chucks on the market.
  • 【Service Guarantee】: We are committed to providing high-quality products and services. For any feedback or dissatisfaction with our products, please contact us promptly. We are happy to assist you.

Overview

  • Material: High Speed Steel (HSS)
  • Cutting Diameter: 0.5 inches
  • Finish Type: Titanium Aluminum Nitride
  • Shank Type: Hex
  • Cutting Angle String: 118 degrees

Low stock: 10 left

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Reviews

  • ⭐⭐⭐⭐⭐

    Michael Turner — Columbus, Ohio

    MROVanta made it easier to find several maintenance supplies in one place. The product information helped me compare the available options, and everything I ordered was useful for routine work around our facility.

  • ⭐⭐⭐⭐⭐

    Rachel Morgan — Phoenix, Arizona

    I was looking for practical supplies for our workshop and found the selection easy to browse. The categories were well organized, and I could quickly locate tools, fasteners, and other items needed for regular maintenance.

  • ⭐⭐⭐⭐⭐

    David Collins — Charlotte, North Carolina

    The products I selected were suitable for the maintenance tasks we had planned. I appreciated being able to review the specifications before ordering, especially when comparing sizes and compatibility for different applications.

  • ⭐⭐⭐⭐⭐

    Amanda Brooks — Denver, Colorado

    I ordered a mix of facility and equipment supplies for our work area. The shopping process was straightforward, and the selection covered several everyday maintenance needs without requiring visits to multiple stores.

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FAQ

How can I confirm that a product is suitable for my application?


Review the product description, dimensions, materials, ratings, connection types, and compatibility information before ordering. Industrial requirements vary, so consult the equipment manufacturer or a qualified professional if you are uncertain.

Do you provide installation or technical advice?


We can help clarify information shown on a product page, but we do not provide engineering, installation, or workplace-safety advice. Products should be selected, installed, and operated by appropriately qualified personnel where required.

Can I change or cancel my order after placing it?


Contact us as soon as possible at ruleindgalein@gmail.com. We will try to accommodate your request, but changes or cancellations cannot be guaranteed once an order has entered processing or shipment.

When will my order be shipped?


Processing and delivery estimates may vary depending on the product, destination, inventory availability, and carrier. Please review the shipping information provided at checkout and our Shipping & Delivery Policy for additional details.

How can I track my order?


When tracking becomes available, it will be sent to the email address used for your order. Tracking activity may take some time to appear after the carrier receives the shipment.

Why did my order arrive in more than one package?


Items from the same order may be fulfilled or shipped separately. As a result, packages can arrive at different times and may have separate tracking numbers. You will not be charged additional shipping solely because an order is divided into multiple shipments.

What should I do if an item arrives damaged, defective, or incorrect?


Contact us promptly at ruleindgalein@gmail.com with your order number, a description of the issue, and clear photographs of the item, packaging, shipping label, and any visible damage. Keep all packaging until we provide further instructions.

Can I return an item if it is not suitable?


Eligible items may be returned in accordance with our Return & Refund Policy. Return conditions, exclusions, time limits, and any applicable costs depend on the item and circumstances. Please contact us before sending anything back.

Do you offer bulk quantities or business purchasing?


Availability of larger quantities varies by product. Email us with the product link, desired quantity, required specifications, and delivery location, and we will let you know whether suitable options are available.

How can I contact MROVanta?


Email us at ruleindgalein@gmail.com or call +1 (936) 260-5549. Include your order number when contacting us about an existing purchase so we can assist you more efficiently.

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