Stone Drill Bits

Stone Drill Bits for drilling marble, granite and other masonry materials, with OEM/ODM customization, stable supply and export-ready support.

High Quality Diamond Core Drilling Bits for Stone Granite for Hard Rock With Factory Direct Sale Price With Best Service

$9.90-16 /pieces

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

MOQ 10 pieces
Model NO. db-8433
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

useMasonry Drillingdrill typeCore Drill Bit
Total Length450MM(17.72in)finishOther, Plain
customized supportOEM, ODMworking length (mm)400MM(15.75in)
Product nameDiamond Core Drill Bit For Fast Drilling Reinforced ConcreteValid Length400 mm or other
Diameterdifferent sizes acceptableMaterialHigh quality Diamond, Full Cobalt Powder
UsageDrillimg Holes Drill BitSegment Size24mmX9mmX4mm
Factory LocationJiangxi,ChinaMOQ20 sets
OEMAccept

We are China Loong Drill Bits Co., Ltd., a professional manufacturer and supplier specializing in Drill Bits. We have brought together and coordinated resources across the Drill Bits supply chain, enabling us to maintain consistent product quality and establish 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 China Loong Drill Bits Co., Ltd. All rights reserved.
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High Quality Diamond Core Drilling Bits for Stone Granite for Hard Rock With Factory Direct Sale Price With Best Service

SKU: db-8433

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