What materials can this drill bit be used on?

It is mainly used for drilling granite, marble, ceramic, glass, and other masonry materials.

Durable Vacuum Brazed Diamond Core Drill Bits and Hole Saw Set

Name: Durable Vacuum Brazed Diamond Core Drill Bits and Hole Saw Set
Brand: Shanghai Ostar Tools Int'l Co., Ltd.
SKU: 783415385

Shanghai, ChinaShanghai Ostar Tools Int'l Co., Ltd.

US$1.50-4.50

500 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Core Drill

Usage

Masonry Drilling

Model NO.

Ostar-D-01

Certification

AISI

Product Name

Vacuum Brazed Diamond Core Drill Bits

Size

5mm, 6mm, 8mm, 10mm, 12mm

Color

According to Client's Requirements

Transport Package

White Box, Double Bilster with Color Card, Carton

Specification

100mm~500mm

Trademark

OSTAR or OEM

Origin

China

Production Capacity

5000PCS/Month

Key features

Vacuum Brazed Durability: Longer life and superior performance compared to electroplated tools.

Versatile Material Drilling: Ideal for granite, marble, ceramic, glass, and masonry.

Customizable Specifications: Supports OEM, custom grits (#30-#50), and client-specific sizes.

High Efficiency Design: Fast, smooth drilling with excellent chip removal performance.

Flexible Size Range: Sizes available from 8mm to 120mm to meet various needs.

Company profile

Shanghai Ostar Tools Int'l Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2003-02-14Nearest Port: SHANGHAIAverage Response Time: ≤18hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as Shanghai Ostar Tools Int'l Co., Ltd., a China-based limited trading company also described as a manufacturer/factory, focused on tools and hardware. Evidence indicates export activity since 2003, self-operated import/export rights, and 90% of sales from exports. Its stated product range includes hole saws, saw blades, drill bits, diamond tools, and other cutting accessories. Management certifications listed are BSCI and ISO 9001. Production evidence includes five production lines and reported output of 5,000,000 bi-metal hole saw pieces, while R&D engineers and quality-control staff are each listed as fewer than five. The company states that it maintains dedicated departments for sales, technical supply, manufacturing monitoring, artwork design, shipping, quality control, and after-sales service. Specific evidence for financial strength, customization capability, and named customer cases is insufficient.

Supplier typeThe supplier is classified as a trading company and is also described as a manufacturer/factory. Its business is centered on tools and hardware, with products including hole saws, saw blades, drill bits, and related cutting tools.

CertificationsThe supplier lists BSCI and ISO 9001 management-system certifications. These certifications provide explicit evidence of formal social-compliance and quality-management systems, although no certificate scope or validity details are provided.

After-Sales capabilityThe company explicitly states that after-sales service is a dedicated work division, alongside sales, technical supply, manufacturing monitoring, shipping, and quality control. This supports the existence of an organized after-sales function, though service response performance is not documented.

Production capacityThe supplier presents itself as a manufacturer and exporter of cutting tools, operates five production lines, and reports annual production of 5,000,000 bi-metal hole saw pieces. These stated production resources and output provide explicit evidence of manufacturing capability, although broader capacity across all products is not specified.