What are the common applications for this tool set?

Common applications include door hardware installation, installing light fixtures, drainage pipes, pipe connections, cutting vents in masonry, pipework, electrical wiring, and making birdhouses.

What are the payment terms and lead times?

Payment terms include LC, T/T, and PayPal. Lead time is 1-3 months during peak season and one month during off-season.

Premium M3 M42 Bi-Metal Hole Cutter Set for Steel Drilling

Name: Premium M3 M42 Bi-Metal Hole Cutter Set for Steel Drilling
Brand: Shanghai Ostar Tools Int'l Co., Ltd.
SKU: 2107456225

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

US$9.50-36.50

100 Sets

Sample price:US$20.00/set.Request sample

Product profile

Customization

Available

Customized

Certification

Standard

Model NO.

10105003

Usage

Metal Drilling, Wood, Plywood, Plastics etc.

Material

Bi-Mtal M3 or M42 8%Cobalt

Product Name

Hole Saw Set

Cutting Depth

38mm(1-1/2")and 47mm(1-8/7")

Teeth

4/6 Variable Teeth

Transport Package

PVC Box, Blow Case, Aluminum Box, Carton

Specification

Diameter from 9/16"-10" (14-250mm)

Trademark

OSTAR or OEM

Origin

China

Production Capacity

10000set /Month

Key features

Customizable Packaging: Choose from aluminum box, blow case, transparent PVC box, or paper box.

Wide Material Compatibility: Cuts steel, cast iron, aluminum, copper, wood, plastics, and nail-embedded wood.

Versatile Tool Compatibility: Works with portable electric/pneumatic tools, vertical drills, lathes, and milling machines.

Broad Diameter Range: Available diameters from 14mm to 250mm to suit various drilling needs.

Multiple Cutting Depths: Supports cutting depths of 38mm (1-1/2') and 47mm (1-7/8').

Standard Certification: Meets standard certification requirements for professional use.

Professional Applications: Ideal for door hardware, light fixtures, drainage pipes, and electrical wiring.

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: ≤24hTerms 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.

Product Q&A

Q:Can I customize the packaging for the hole saw set?

Yes, OStar accepts customization for the inner case. You can choose from aluminum box, blow case, transparent PVC box, or paper box.

Q:What materials can this bi-metal hole saw cut?

It is compatible with a wide range of materials including steel, cast iron, nail-embedded wood, aluminum, copper, plastics, hard wood floors, plywood, and stainless steel pipes.

Q:What is the cutting depth of the hole saws?

The cutting depth is available at 38mm (1-1/2') and 47mm (1-7/8').

Q:What diameter sizes are available?

You can choose the diameter from 14mm to 250mm. Specific ranges include 9/16' to 8-17/64' (14-210mm).

Q:Which power tools are compatible with these hole saws?

They can be used in portable electric or pneumatic tools, vertical drill machines, lathes, boring/milling machines, and other machine tools. They attach via arbor to 3/8 and 1/2 inch drill chucks.