What are the available sizes?

Specifications include 10mm, 15mm, 20mm, 25mm, 30mm, and 35mm working lengths with a total height of 75mm.

How is the product packed and shipped?

Packed in plastic tubes. We ship via Commercial Express (UPS, DHL, FedEx, Aramex) or by air, sea, or land as requested, with tracking updated within two working days.

What is the lead time for orders?

Peak season and off-season lead times are both within 15 working days.

High-Performance Vacuum Brazed Diamond Finger Bits for Tile

Name: High-Performance Vacuum Brazed Diamond Finger Bits for Tile
Brand: Zhengzhou Rayjie Tools Co., Ltd.
SKU: 2155163722

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-555

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

Long Service Life: Durable design reduces frequency of grinding head replacement.

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.

Easy Operation: Compatible with angle grinders for stable structure and efficient work.

Professional Manufacturer: Over 20 years of experience in diamond tools manufacturing and supply.

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: ≤1.79h 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.