Stone Drill Bits

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

1"1 2inch 38mm Diamond Dry Core Granite Drill Bits for Masonry Drilling Granite Quartz Marble

$6.20-20 /pieces

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

MOQ 5 pieces
Model NO. db-8452
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

usefor Abrasive Granite Marble Stonedrill typeCore Drill Bit
Total Length105mm(4.13in)finishBlack Oxide
customized supportOBMusageDrilling granite
diameter6mm - 120mmcolorBlack or customer required
shankVacuum brazed protectionUsewet & dry
featureFast mill and durableconnectionM14,M16, G1/2",5/8"-11
Segment shapeThin turbo segmentProduct name1 38 diamond core bit
colorsgold, black, red, blue, or as your requirement

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.

1"1 2inch 38mm Diamond Dry Core Granite Drill Bits for Masonry Drilling Granite Quartz Marble

SKU: db-8452

Contact Form (#3)

Home

Products

About

Contact