Stone Drill Bits

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

Sintered Diamond Core Drill Bits for Marble Granite Porcelain Tile Ceramic Quartz Stone

$2.20 /pieces

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

MOQ 10 pieces
Model NO. db-8428
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 Length62mm(2.44in)finishOther
customized supportOEM, OBMShank TypeM 14 / 5/8-11"
Materialdiamond powder and steelFeatureGood speed , dry wet
MOQ10 pcs per sizeApplicationGranite , Marble , porcelain, tile, quartz
Diamond height10 mm or 15 mmTotal Height63 mm
Type of weldingVacuum brazedProduct namediamond hole drill bit
Diameterfrom 6mm to 300mm

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.
Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Sintered Diamond Core Drill Bits for Marble Granite Porcelain Tile Ceramic Quartz Stone

SKU: db-8428

Contact Form (#3)

Home

Products

About

Contact