What is the total length of the drill bit?

Total lengths available are 65mm and 104mm.

What packaging options are available?

Packaging includes PVC plastic tube, paper box, blister, and customizable options.

Wholesale 5/8′ ′ -11 Thread 32mm Diamond Drill Bit for Granite Core Drill Bit

Name: Wholesale 5/8′ ′ -11 Thread 32mm Diamond Drill Bit for Granite Core Drill Bit
Brand: QUANZHOU ZHUOSHI SUPERHARD TOOL CO., LTD.
SKU: 1954284415

Fujian, ChinaQUANZHOU ZHUOSHI SUPERHARD TOOL CO., LTD.

US$20.00

5 Pieces

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

Customized

Non-Customized

Standard

DIN, JIS

Length

104mm

Type

Core Drill Bit

Material

Diamond

Usage

Masonry Drilling, Drilling

Kind

Diamond Drill

Application

Dry Drilling Granite and Other Hard Stones

Segment

Turbo Design Shape Segment

Protection Teeth

Vacuum Brazed Diamond Stripes on The Steel Wall

Working Condition

Specially Good for Dry Use

Features

Dry Use, Fast Speed, Long Life

Thread Available

M14, 5/8''-11, etc

MOQ

5PCS

Transport Package

Paper Box

Specification

20-125mm

Trademark

ZHUOSHI

Origin

Quanzhou

HS Code

82075010

Production Capacity

1000PCS/Month

Key features

Dry Drilling Capability: Specially designed for fast drilling in dry conditions on granite and hard stones.

Turbo Segment Design: Features turbo segments and crown segments for efficient cutting performance.

Side Protection Stripes: Equipped with vacuum brazed diamond stripes on the steel wall for side protection.

Wide Size Range: Diameters available from 18mm to 150mm to suit various drilling needs.

Low MOQ Requirement: Minimum order quantity is only 5 pieces for flexible purchasing.

Fast Drilling Speed: Optimized for fast drilling speed in dry conditions on masonry materials.

Long Service Life: Designed for long life usage with durable diamond segments.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceQuality AssuranceQA/QC Inspectors

QUANZHOU ZHUOSHI SUPERHARD TOOL CO., LTD.

Fujian, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-10-01Nearest Port: XIAMENAverage Response Time: ≤15hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryThe supplier is located in Xiamen, Fujian, China, and reports production of diamond segments, saw blades, and drill bits. It has 6–10 R&D engineers, 6–10 quality-control staff in one slice, and offers flexible customization, ODM, and OEM services. However, the records show no approved-supplier list, no written corrective-action or complaint-handling procedures, no raw-material traceability, and only limited overseas service infrastructure. Quality assurance is stated as present, but finished products are checked by packing staff and another slice reports one quality assurance/control inspector. Financial information is insufficient for assessment, and no customer cases are provided.

After-Sales capabilityThe supplier reports in-stock service capability and training as an overseas service offering, with Xiamen Port identified as the nearest port. However, it has no overseas agents or branches, no overseas warehouse or showroom, has served zero countries, and lacks written complaint-handling and corrective-action procedures.

R&D capabilityThe supplier reports no new products during the past year, no SDK availability, and no professional technical-supplier R&D capability. Although it offers flexible customization and ODM services, the available evidence does not demonstrate strong product innovation.

Production capacityThe supplier reports annual output of 3,000,000 diamond segments, 500,000 saw blades, and 200,000 drill bits, with stated lead times within 15 working days in both peak and off-season. It also reports in-stock capability and 100% finished-product inspection, but outsourcing procedures and manufacturing contracts have unknown status.

Customization capabilityFlexible customization is explicitly reported, and the supplier states that it provides ODM services and OEM services for popular brands. These records support a positive assessment of customization capability, although no specific customization examples or technical scope are provided.