Castlebar Corporation

What Castlebar Corporation does

Castlebar Corporation is a privately-held US manufacturing company founded in 2011 in Canton, Ohio, operating as a veteran-owned, service-disabled business specializing in tungsten carbide cutting tool blanks. The company develops and distributes an extensive portfolio of tungsten carbide rods, blanks, inserts, burs, and bars in both inch and metric specifications, centered on its proprietary Grade 9008 sub-micron formulation (90% WC, 10% Co) delivering 92.0 HRa hardness and 3500 MPa TRS. Its product line spans standard precision-ground rods, unground rods for custom finishing, long-length 330mm rods for deep drilling, and coolant-through rods with multiple hole configurations (1-, 2-, and 3-hole at varying angles) to address high-performance heat management applications. Manufacturing and inventory operations run from a fully stocked warehouse in Canton under an ISO 9001:2015-registered quality management system, with same-day shipping available for orders placed before 4pm EST and door-to-door freight service.

The company's revenue model is hardware sales executed exclusively through a direct-to-consumer e-commerce channel at castlebar.us, where customers must register for member-based pricing before placing orders. There is no subscription, recurring contract, or service-based revenue stream disclosed, and pricing is not publicly listed. The company targets a diverse set of industrial verticals including machine shops, factories, defense and military contractors, aerospace, tool and die, dental, oil and gas, and woodworking. Its go-to-market combines the owned e-commerce storefront with a multi-platform social media presence (Facebook, Twitter, Instagram, LinkedIn, Pinterest, YouTube, Blogger) and downloadable technical resources such as grade charts, tolerance charts, and MSDS documentation. There are no disclosed enterprise customer logos, no channel partnerships, and no international distribution beyond the United States.

Name

Castlebar Corporation

Legal name

Castlebar Corporation

Website

https://castlebar.us

Company type

Private

Founded year

2011

Operating status

Operating

Headcount range

11–50 employees

Short description

Castlebar Corporation is a veteran-owned, US-based manufacturer and direct e-commerce distributor of tungsten carbide blanks, rods, inserts, and burs (centered on its proprietary Grade 9008 formulation) serving machine shops, factories, and defense and aerospace industrial buyers.

Ownership category

akta.pro rank

Product category

Industrial Cutting Tools

NAICS

Cutting Tool and Machine Tool Accessory Manufacturing (333515)

SIC

Metalworkg Machinery & Equipment (3540)

akta.pro primary industry

Metal Cutting Tools, Tooling & Workholding (Cutters, Inserts, Chucks, Fixtures) (IMAHADAB)

Keywords

• Tungsten carbide products
• Carbide rods blanks
• Metal cutting tools
• Industrial machining supplies
• Precision carbide blanks

Headquarters

HQ city

Canton

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Infrastructure, Marketing or Sales

Revenue model

1. Tungsten Carbide Product Sales: Direct B2B and B2C sales of tungsten carbide blanks, rods, inserts, burs, and bars through the company's e-commerce platform. Revenue generated from one-time product purchases with no recurring subscription component. Customers can register for accounts to access pricing and place orders.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

Castlebar Corporation manufactures and distributes precision tungsten carbide products, including rods, blanks, inserts, burs, and bars, in both inch and metric specifications. The portfolio centers on Grade 9008 sub-micron tungsten carbide (90% WC, 10% Co) with 92.0 HRa hardness and 3500 MPa transverse rupture strength, serving metal cutting operations for machine shops, factories, aerospace, defense, and industrial machining sectors.

Product overview

Castlebar Corporation offers a comprehensive portfolio of tungsten carbide cutting tool blanks, with its core offerings being precision-ground carbide rods available in imperial (inch) and metric configurations, extended long-length rods for deep-cut applications, unground rods for custom grinding, and coolant-through rods with internal channels for heat management. The product line centers on Grade 9008 sub-micron tungsten carbide (90% WC, 10% Co) providing 92.0 HRa hardness and 3500 MPa transverse rupture strength, serving aerospace, defense, automotive, and industrial machining sectors. The company operates an ISO 9001:2015-registered quality management system from its Canton, Ohio headquarters.

Differentiator

Problem solved

Functional benefit

Products and services

• Tungsten Carbide Rods - Round, Ground, Cut to Length (Inch) Precision-ground tungsten carbide rods in imperial inch dimensions, featuring high-polished finish with chamfer on one end. Primary grade 9008 with 10% cobalt content, sub-micron grain size, 92.0 HRa hardness, and 3500 MPa TRS for industrial metal cutting applications.
• Tungsten Carbide Rods - Round, Ground, Cut to Length (Metric) Precision-ground tungsten carbide rods in metric dimensions ranging from 3mm to 25mm diameter and 38mm to 330mm length. Feature sub-micron grain structure with 10% cobalt grade 9008 for aerospace, defense, and precision machining applications.
• Tungsten Carbide Rods - Long Length (330mm) Extended-length precision-ground tungsten carbide rods at 330mm (13 inches), designed for deep drilling and machining operations requiring enhanced stability and reduced vibration. Available in 10mm to 22mm diameters in grade 9008.
• Tungsten Carbide Rods - Unground (Metric) As-sintered (unground) tungsten carbide rods for custom grinding applications. Available in metric dimensions with grade 9008 specifications, offering versatility for tailored machining solutions.
• Coolant Rods - Round, Coolant Through (Metric) Precision-ground tungsten carbide rods with internal coolant channels for high-performance machining. Available in 1-hole, 2-hole (straight, 30°, 40°), and 3-hole 30° configurations in ground and unground variants for enhanced chip evacuation and heat management.
• Grade 9008 - Premium High Performance Carbide Sub-micron grain tungsten carbide with 90% WC and 10% Co composition. ISO code K20, 92.0 HRa hardness, 3500 MPa TRS, 14.50 g/cm³ density. Designed for aerospace and defense applications requiring extended tool life and durability in steel manufacturing including non-tempered steels up to 40 HRC, aluminum alloys, and cast iron.

Quantifiable outcome

• Hardness of 92.0 HRa and TRS of 3500 MPa in Grade 9008 products
• +2 more outcomes

Segments8 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Scale indicators3 records

Recent moves6 records

Expansion highlights3 records

Broad incumbents

• Mitsubishi Materials U.S.A. Manufactures tungsten carbide inserts, rods, and cutting tools serving aerospace, automotive, and general machining. Comparable to Castlebar at the carbide-rod/blanks level, but with a global manufacturing footprint and OEM tooling-program contracts.
• Seco Tools: Global supplier of metal cutting tools, inserts, and carbide products. Comparable to Castlebar in serving machine shops and aerospace customers with carbide-based tooling, though with a much broader and engineered product portfolio.
• Sandvik Coromant: Division of Sandvik AB producing metal cutting tools, carbide inserts, and tooling systems. Competes in the same end markets as Castlebar and supplies the same aerospace, defense, and industrial customers with a broader and more integrated product line.
• Hyperion Materials & Technologies: Produces cemented carbide, diamond, and cubic boron nitride products for machining, wear, and drilling. Overlaps Castlebar's carbide rod offering and serves similar aerospace and industrial customers, but at significantly greater scale.
• Kennametal Inc. Global tungsten carbide tooling giant offering metalcutting inserts, rods, and engineered components across aerospace, defense, and industrial markets. Overlaps Castlebar's portfolio at the high end and serves the same machine-shop customers but at vastly greater scale and with vertical integration into powder production.
• CERATIZIT USA: Produces tungsten carbide rods, blanks, and wear parts for metal cutting and machining applications. Directly comparable product line to Castlebar's Grade 9008 rods, with broader grade selection and deeper technical support infrastructure.
• Sumitomo Electric Carbide: Manufactures carbide cutting tools, inserts, and wear-resistant parts for industrial machining. Overlaps Castlebar's carbide rod and blank offering and serves the same machine-shop and aerospace customer base from a much larger global platform.

Direct peers

• GTP Tungsten Carbide: Manufacturer of tungsten carbide rods, blanks, and preforms. Closely comparable to Castlebar in product mix (ground and unground rods) and target customers in North American machining and tooling markets.
• General Carbide Corporation: US-based manufacturer of tungsten carbide tooling products including rods, blanks, and wear components. Directly comparable to Castlebar in product mix, end markets (industrial machining, aerospace, defense), and customer base of machine shops and OEMs.

Regional players

• Zigong Cemented Carbide Co., Ltd. China-based manufacturer of tungsten carbide rods, inserts, and cutting tools. Comparable product mix to Castlebar (carbide rods and blanks) but primarily serves Asia and competes on price in international markets rather than head-to-head in the US.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/castlebar-corporation

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Castlebar Corporation