Marble Drill Bits

Marble Drill Bits for drilling marble, granite and ceramic tiles, suited to builders, distributors and project buyers. OEM/ODM available for sizes, shanks and packaging, with stable supply and consistent production control.

40-50mm Double-Layer Drilling and Chamfering Diamond Drill Bit for Sink Plumbing Countertop Washbasin Installation

$7.91-9.45 /pieces

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

MOQ 10 pieces
Model NO. db-5845
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

useMasonry Drillingdrill typeWashbasin Diamond Core Drill Bit
Total Length60mm(2.36in)finishOther
customized supportOEM, ODMProduct nameDouble Layer Washbasin Diamond Core Drill Bit
TypeBasin Sink Hole OpenerUseCeramic Porcelain Tile Marble Masonry Drilling
Diameter40mm/45mm/50mmOuter diameter60mm/65mm/70mm
Diamond Height15mmGrit#35/40
Connection5/8"-11 or M14 threadColorBlue/Black
MachineAngle Grinder Machine

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.

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40-50mm Double-Layer Drilling and Chamfering Diamond Drill Bit for Sink Plumbing Countertop Washbasin Installation

SKU: db-5845

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