Extended Shank Drill Bits

Extended Shank Drill Bits for deep drilling in wood, metal, and construction use, supporting OEM/ODM customization and steady supply for importers and distributors.

Dia 4-16mm M14 Dry Vacuum Brazed Diamond Crown Hole Saw Diamond Core Drill Bit for Granite Marble

$1.67-2.04 /pieces

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

MOQ 10 pieces
Model NO. db-3925
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 Length60mm(2.36in)finishVacuum brazed
customized supportOEM, ODMProduct nameDiamond Core Drilling Bit
UsageCeramic Porcelain Tile Marble Granite Masonry DrillingProcessVacuum Brazed
Diamond Height10mmShankM14 or 5/8-11" thread
MachineAngle grinderAdvantageCutting Clean Holes
FeatureHigh Performance Drill Cutter ToolPackingPlastic Box Packing

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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Dia 4-16mm M14 Dry Vacuum Brazed Diamond Crown Hole Saw Diamond Core Drill Bit for Granite Marble

SKU: db-3925

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