What are the available sizes?

Specifications include 10mm, 15mm, 20mm, 25mm, 30mm, and 35mm.

What is the minimum order quantity?

The minimum order quantity is 50 Pcs.

What is the lead time?

Peak Season Lead Time: within 15 workdays, one month; Off Season Lead Time: within 15 workdays.

Vacuum Brazed Diamond Finger Bit for Drilling Enlarging Shaping Exist Hole

Name: Vacuum Brazed Diamond Finger Bit for Drilling Enlarging Shaping Exist Hole
Brand: Zhengzhou Rayjie Tools Co., Ltd.
SKU: 2158902812

Henan, ChinaZhengzhou Rayjie Tools Co., Ltd.

US$4.80-5.00

10 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

ISO9001

Model NO.

RJF-566

Length

60mm

Type

Core Drill Bit

Material

Diamond

Usage

Masonry Drilling

Grit

80# 100#

Machine

Angle Grinder

Raw Material

Diamond+45mn Steel

Advantage

Dry Using, Longer Working Life

Process

Vacuum Brazed Technology

Color

Gold, Black, Red, Blue, or as Your Requirement

Connection

M14, 5/8-11

Feture

Less Chipping on Tiles

Application

Granite Marble Tiles Quartz Stone

Feature

High Work Efficiency

How to Use

Open Hole, Reaming, Chamfering, Polishing

Total Length

75mm

Transport Package

Paper Box, Plastic, Aluminium Suitcase, etc

Specification

20mm or Customized

Trademark

Rayjie or OEM

Origin

China

HS Code

8207501000

Production Capacity

500000pieces / Month

Key features

Vacuum Brazed Technology: Firmly fixes diamond particles for high density, sharpness, and wear resistance.

Dry Drilling Capability: Designed for drilling superhard materials like stone without water.

Long Service Life: Reduces need for frequent grinding head replacement, saving working time.

Customizable Colors: Available in Gold, Black, Red, Blue, or as your specific requirement.

Versatile Applications: Ideal for enlarging, shaping, and beveling holes in porcelain, granite, and marble.

Stable Structure: Easy to operate on angle grinders with stable performance.

ISO9001 Standard: Manufactured following international quality management standards.

Fast Response Support: Email replies provided within 24 hours for any inquiries.

Company profile

High Repeat Buyers ChoiceIn-stock CapacityCustomization from DesignsR&D Capabilities

Zhengzhou Rayjie Tools Co., Ltd.

Henan, China

Business Type: Manufacturer/Factory CertifiedCustomization Options: Customization from Designs CertifiedExport Year: 1 Year CertifiedNearest Port: Zhengzhou AirportAverage Response Time: ≤1.12h CertifiedTerms of Payment: T/T, PayPal, Western Union, etc.

AI-Powered supplier vetting

SummaryZhengzhou Rayjie Tools Co., Ltd. describes itself as a professional manufacturer and supplier of diamond tools, with claimed experience, production equipment, quality controls, and a complete industrial chain. It reports SGS certification and customization from designs. Export activity is stated at 90% of total sales, but the supplier began exporting only one year ago and has no overseas showrooms, agents, branches, or offline trade-show participation. After-sales service is included in its industrial chain, yet documented service procedures are unavailable. Innovation evidence is weak: no new products were introduced in the past year, and ODM, SDK, and well-known-brand OEM services are unavailable. Reported financial figures are all zero, so financial credibility cannot be positively established from the provided information.

Supplier typeThe supplier explicitly identifies itself as a professional manufacturer and supplier specializing in diamond tools. Its stated activities cover design, mold development, procurement, processing, inspection, and after-sales service, supporting classification as an integrated manufacturer rather than only a trading intermediary.

CertificationsThe supplier states that it has passed authoritative SGS certification and maintains quality control from raw-material inspection through delivery. It also reports an independent trademark and standardized brand operation system, although no certificate scope or validity details are provided.

R&D capabilityThe supplier states that it introduced no new products during the past year and does not provide ODM services or an available SDK. Although it describes itself as engaged in R&D and production, the explicit recent innovation indicators show limited demonstrated innovation capability.

Production capacityThe supplier reports a complete industrial chain, advanced production lines, precision testing instruments, mature processing technology, and quality controls covering production through delivery. These statements explicitly support production capability, though no capacity, output, or equipment quantities are provided.

Customization capabilityThe supplier explicitly offers customization from customer designs. This supports design-based customization, but the provided information does not establish the scope, technical limits, tooling process, or delivery performance of customized orders.

Product Q&A

Q:Who are we?

We are based in Henan, China, start from 2016,sell to North America(30.00%),Western Europe(23.00%),Mid East(10.00%),South America(10.00%),Eastern Europe(10.00%),Southeast Asia(5.00%),Northern Europe(5.00%),Southern Europe(5.00%),Oceania(00.00%),Eastern Asia(00.00%). There are total about 11-50 people in our office.

Q:How can we guarantee quality?

Always a pre-production sample before mass production; Always final Inspection before shipment;

Q:What can you buy from us?

Produce diamond tools with different models or sizes as per your request. (OEM or ODM Service)

Q:Why should you buy from us not from other suppliers?

Our core team had been in the business line of diamond tools for more than 20 years, and 20 years rich experience in manufacturing and supplying all kinds of Diamond Tools. We are keep improving our technology and capacity. We arefocus and professional.

Q:What services can we provide?

Accepted Delivery Terms: FOB,CFR,CIF; Accepted Payment Currency:USD,EUR; Accepted Payment Type: T/T,L/C,Credit Card,PayPal,Western Union,Cash; Language Spoken:English,Chinese