Diamond Core Drill Bits

Diamond Core Drill Bits for granite, concrete, stone and masonry, with OEM/ODM customization, stable supply, and export support for contractors and distributors.

1 1 4 UNC Brazed Diamond Core Drilling Bits Hole Saw Hole Saws Boring Bit for Granite Marble

$2 /pieces

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

MOQ 10 pieces
Model NO. db-14290
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 LengthcustomizedfinishSpray paint, Black Oxide
customized supportOEM, ODMworking length (mm)35MM(1.38in)
Valid Length350/400/450mm, or customAdvantageChina New High-Tech Enterprise
Segment MaterialFull Cobalt PowderSegment Size20/22mmX9/10mmX4/4.5mm, or custom
Segment TechnologySinteredThread1 1/4"UNC-7;5/8"UNC-11,M22, or custom
Segment TypeStraight, Turbo, M type,N-Slot SegmentBody MaterialNO.20# Steel

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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1 1 4 UNC Brazed Diamond Core Drilling Bits Hole Saw Hole Saws Boring Bit for Granite Marble

SKU: db-14290

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