Best Glass Parts

Diamond Core Cone Drill Bit 4" (100MM)

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The Diamond Core Cone Drill Bit 4' (100MM) is an essential tool for precision drilling in various materials. Designed for durability, this drill bit features a diamond-coated surface that ensures efficient cutting and longevity.

Ideal for professionals and DIY enthusiasts alike, it provides clean and accurate holes, making it perfect for glass, tile, and masonry projects. Its unique cone shape allows for easy maneuverability and reduces the risk of chipping.

Upgrade your toolkit with this high-performance drill bit and experience the difference in your drilling tasks.

Precise, durable diamond drill bit for flawless cuts in glass, tile, and masonry — elevate your project precision today.

Elevate your drilling precision with the Diamond Core Cone Drill Bit 4" (100MM), the ultimate accessory for tackling tough materials with ease. Crafted with a diamond-coated surface, this drill bit delivers exceptional durability and sharpness, ensuring clean, accurate holes every time. Its innovative cone shape provides superior maneuverability, reducing chipping and making it ideal for glass, tile, and masonry projects. Whether you're a professional tradesperson or a passionate DIYer, this high-performance tool streamlines your workflow and enhances results. Built to withstand rigorous use, the Diamond Core Cone Drill Bit combines precision, longevity, and efficiency in one sleek design. Transform your project experience and achieve flawless cuts with confidence. Upgrade your toolkit today—Shop Now.

  • High-quality diamond segment ensures superior cutting performance on tough concrete and stone surfaces.
  • Precisely engineered core cone design for efficient drilling and reduced tool wear during extended use.
  • Universal 4-inch (100mm) size compatible with most rotary and hammer drills for versatile application.
  • Durable construction with reinforced steel body enhances longevity and reliability in demanding construction environments.
Shipping & Returns

Return Policy

At Best Glass Parts, we strive to ensure your utmost satisfaction with every purchase. However, we understand that sometimes circumstances may arise where a return becomes necessary. Our return policy is designed to be fair, transparent, and accommodating to your needs. Please familiarize yourself with the following guidelines:

  1. Eligibility:

    • To be eligible for a return, the item must be unused and in the same condition that you received it.

    • Returns must be initiated within 14 days of the purchase date.

  2. Return Process:

    • To initiate a return, please contact our customer service team at info@bestglassparts.ca . They will guide you through the process and provide you with a return authorization (RA- Return Authorization) number.

    • Clearly mark the RA number on the outside of the package when returning the item.

  3. Return Shipping:

    • Customers are responsible for return shipping costs unless the return is due to a manufacturing defect or an error on our part.

    • We recommend using a trackable shipping service and purchasing shipping insurance for returns. Best Glass Parts is not liable for items lost or damaged during return shipping.

  4. Refunds:

    • Once your return is received and inspected, we will issue the refund.