Metal Diamond Drill Bits

Metal Diamond Drill Bits for concrete, stone and masonry, with OEM/ODM manufacturing, quality control and steady supply for distributors and projects.

4MM Diamond Core Twist Drill Bit with Alloy Tip for Ceramic Tile & Marble Drilling

US$0.65-0.75 /pieces

Price varies depending on material, logo, quantity and customization requirements.

MOQ 10 pieces
Model NO. diamond-8676
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

useDrill holes in hard materials such as glass and tilesdrill typeTwist Drill Bit
Total Length73mmfinishZinc
customized supportOEMworking length (mm)Other
Shank Type3.5mmNameTile Wall Marble Ceramic Triangle Overlord Bit
Diameter4mm (6mm,8mm, 10mm, 12mm)Length73mm (112mm, 117mm, 121mm)
Tip materialalloyTriangle diamond colorGold, orange, black, natural, blue
Applicable equipmentHand electric drill, bench drillUsesUsed for drilling holes in ceramic tiles, concrete, glass, marble
AdvantagesHigh alloy hardness and wear resistance, rapid chip removalNoteWater cooling is required during use
Packing10 pcs/box

We are a professional manufacturer and supplier, dedicated to maintaining consistent quality and establishing long-term partnerships with clients worldwide.

Our mission is to provide high-quality products and reliable service. We are committed to offering the following advantages:

  • Stable production system ensuring consistent quality, dependable supply, and standardized manufacturing management;
  • Strict quality control covering material selection, processing, surface finishing, and final packaging;
  • Variety of products and specifications to meet diverse project requirements and application scenarios;
  • OEM & customization support based on drawings, samples, or specific technical requirements;
  • Flexible packaging solutions to ensure safe handling and transportation of products;
  • Continuous improvement in products and services to better support customers in different markets.

If you are interested in our products, please feel free to contact us. We look forward to establishing long-term and mutually beneficial cooperation with you.

Copyright © 2026 Chinee Diamond Tools Co.,Ltd. All rights reserved.
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4MM Diamond Core Twist Drill Bit with Alloy Tip for Ceramic Tile & Marble Drilling

SKU: diamond-8676

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