Wrentham Tool Group

What Wrentham Tool Group does

Wrentham Tool Group is a US-based precision tooling manufacturer serving the global fastener industry. Founded in 1948 in Wrentham, Massachusetts and now headquartered in Bellingham, MA, the company designs and produces cold header tooling (recess punches, pins, casings, quills, reamers, cutoff knives, knock-out pins, draw dies), carbide tooling, recess inspection gages, and hobbed trim and nut forming dies. It holds inbound licenses from Phillips Screw Company and Acument Global Technologies that give it manufacturing rights to essentially every major proprietary fastener recess geometry in commercial use (TORX, HEXLOBE, PHILLIPS, POZIDRIV, ACR, MORTORQ, ASTRO, RICO, QUADREX, and others).

The firm's technical differentiation sits in physical-process IP rather than software: wire and ram EDM at 0.0002 inch tolerance, in-house vacuum heat treatment with triple tempering, a proprietary trim-die forge process that controls grain flow, and a proprietary line of WTG hard coatings that extend punch life 3-10x versus uncoated steel. The on-site calibration laboratory is accredited to ISO/IEC 17025:2017 and ANSI/NCSL Z540.3-2006 by A2LA, giving the company an unusually deep metrology capability for its size. The company has run a Lean transformation with Mass MEP since 2020 targeting 20-30% productivity gains.

Revenue is generated primarily through unit-priced specialty and standard tooling sales, quote-based custom orders, gage sales, and ancillary services (EDM, heat treating, specialty coatings, calibration). The go-to-market mixes direct sales in the US with a 10-country distributor network covering Brazil, China, Germany, France, Belgium, Italy, Spain, England, and Taiwan, plus a manufacturer's representative (Kenbil Engineering) for the US West Coast. End customers are fastener manufacturers serving the aerospace, automotive, defense, medical, and general industrial fastener markets. Wrentham Tool Group is a privately held subsidiary of Phillips Screw Company, which acquired it in 2004; the company itself acquired the RICO recess tool line in 2010.

Name

Wrentham Tool Group

Legal name

Wrentham Tool Group

Website

https://wrenthamtool.com

Company type

Private

Founded year

1948

Operating status

Operating

Headcount range

11–50 employees

Short description

Wrentham Tool Group is a US precision tooling manufacturer, founded 1948, that designs and produces cold header punches, carbide tooling, recess gages, and trim dies for the global fastener industry under inbound licenses from Phillips Screw Company and Acument Global Technologies.

Ownership category

akta.pro rank

Product category

Precision Tooling for Fastener Manufacturing

NAICS

Special Die and Tool, Die Set, Jig, and Fixture Manufacturing (333514), Cutting Tool and Machine Tool Accessory Manufacturing (333515)

SIC

Machine Tools, Metal Cutting Types (3541)

akta.pro primary industry

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

Keywords

• Cold header tooling
• Carbide tooling
• Recess gaging
• Trim dies
• Fastener manufacturing tooling

Headquarters

HQ city

Bellingham

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Operations, Supply Chain, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Tooling Products: Sales of cold header tooling, carbide tooling, recess punches and pins, header tool casings, quills, reamers, cutoff knives, knock-out pins, draw dies, trim dies, and nut forming dies. Both standard and specialty/custom tooling available.
2. Recess Gaging Products: Sales of penetration gages, wobble gages, GO NO-GO plug gages, driver bit test blocks, and Hexlobe gages for quality control in fastener manufacturing.
3. Specialty Services: Gage calibration and certification, specialized coatings application, EDM services, heat treating/annealing, surface/OD grinding, polishing, and laser etching services.

Pricing tiers

Go-to-market motion3 records

Distribution channels3 records

Marketing channels7 records

Core offering

Wrentham Tool Group manufactures and supplies cold header tooling, carbide tooling, recess gages, and trim and nut forming dies for the fastener manufacturing industry. The company also operates an ISO 17025 accredited calibration laboratory and provides specialty services including EDM machining, heat treating, specialty coatings, and gage calibration.

Product overview

Wrentham Tool Group™ is a global leader in recess forming header tools, gages, and related tooling for the fastener industry. The company offers both specialty and standard tooling solutions through four core product categories: Cold Header Tooling (recess punches and pins), Carbide Tooling, Recess Gaging (inspection gages and calibration), and Trim and Nut Forming Dies. The portfolio includes sub-brands like BLACK DIAMOND™ Gages and services such as EDM manufacturing, specialty coatings, heat treating, and gage calibration. The company serves key industries including Automotive, Aerospace, Defense, Medical, and Hi-Tech, manufacturing products from simple wood screws to complex titanium aerospace screws.

Differentiator

Problem solved

Functional benefit

Products and services

• Cold Header Tooling High-quality recess punches and pins for cold header machines, including casings, quills, reamers, cutoff knives, knock-out pins, and draw dies used in fastener manufacturing.
• Carbide Tooling Premium carbide tools including casings, quills, reamers, cutoff knives, knock-out pins, draw dies, and carbide inserts designed for extended tool life and precision machining.
• Recess Gaging Inspection gages for virtually all types of fastener recesses including penetration gages, Go/No-Go gages, wobble gages, test blocks, and gage calibration services performed in an on-site ISO 17025 accredited laboratory.
• Trim and Nut Forming Dies Hobbed trim dies known in the fastener industry for extended tool life and smooth trimming, manufactured with optimal grain flow and integrity for high-speed steel applications.
• BLACK DIAMOND™ Gages A line of precision gages designed to withstand punishing manufacturing conditions while maintaining high-quality instrument standards.
• Header Punches and Pins Comprehensive catalog of header punches and pins including coning punches, hex pins, TORX punches, PHILLIPS punches, extrusion pins, and various recess configurations.
• Hex Socket Pins and Adapters
• Thread Rolling Tools Thread rolling tools for fastener manufacturing applications.
• Gage Calibration Services Calibration and certification services for penetration gages, plug gages, ring gages, and test blocks, certified to major fastener standards with A2LA accreditation.
• Heat Treating Services In-house heat treat operations including vacuum hardening, quench and tempering processes for high-speed steel punches and pins with triple tempering for superior toughness and wear resistance.
• EDM Services (Wire & Ram) Electrical Discharge Machining capabilities using both Wire and Ram (Sinker) EDM technology for manufacturing complex geometries, extrusion dies, and precision components to tolerances of 0.0002 inch.
• Specialty Coatings Hard thin coatings applied to punches and forming tools that reduce wear, cold welding, and friction, significantly extending punch life by 3 to 10 times compared to uncoated tools.

Quantifiable outcome

• WTG coated punches last 3 to 10 times longer than uncoated plain punches
• +2 more outcomes

Named customers5 records

Segments5 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Twelve partnerships are on record, tiered core, minor and flagship.

• Kenbil Engineering InccoreChannel Partner/ Reseller/ Distributor · 27 September 2022Manufacturer's Representative partnership covering California, Arizona, Nevada, Utah, and Colorado for the West Coast of the United States. Kenbil Engineering, established in 1963 with 60 years of experience, supports distribution and end-user manufacturing products across aerospace, automotive, fasteners, medical, and other markets.
• Mass MEPminorImplementation/ SI/ Consulting Partner · 13 May 2020Consulting partner for Lean transformation initiative. Mass MEP provided a 24-month Lean transformation program including training and consulting. Project funded in part by a Workforce Training Fund grant from the Commonwealth of Massachusetts, Executive Office of Labor and Workforce Development, administered by Commonwealth Corporation.
• Phillips Screw CompanyflagshipStrategic or Co-development Partner · 1 January 2004Parent company that purchased Wrentham Tool Group in 2004. WTG is an affiliate of Phillips Screw Company, developers of high-performance threaded fasteners. This relationship provides WTG with licensing rights to manufacture tools for Phillips Screw Company brands including ACR, ASTRO, HEXLOBE, HEXSTIX, MORTORQ, PHILLIPS, POZIDRIV, TORQ-SET, TRI-WING, and RICO recess technologies.
• Southwind Com. Imp. Exp. LtdacoreChannel Partner/ Reseller/ DistributorExclusive distributor for Brazil, located in São Paulo. Contact: John Graef (Commercial Director), Felipe Graef (Engineering & Quality Manager), Marcia Tassinari (Finance Director).
• Kinigo Precision Co., LtdcoreChannel Partner/ Reseller/ DistributorDistributor for China, located in Suzhou City, Jiangsu Province. Contact: DL ZHAO.
• HE-CIM ConsultingcoreChannel Partner/ Reseller/ DistributorDistributor for Europe/Germany region, located in Hausen (Wied), Deutschland. Contact: Heinz Ermtraud (Management).
• GE PariotcoreChannel Partner/ Reseller/ DistributorDistributor for France and Belgium, located in Trevoux, France. Contact: Eric Pariot (President).
• Jurjanz GmbH & Co. KGcoreChannel Partner/ Reseller/ DistributorDistributor for Germany focusing on gaging products, located in Schkeuditz, Germany. Contact: Frank-Detlef Jurjanz.
• CMF Marelli S.r.l.coreChannel Partner/ Reseller/ DistributorDistributor for Italy, located in Cinisello Balsamo, Milan. Contact: Daniele Vezzoli (President).
• ComtesacoreChannel Partner/ Reseller/ DistributorDistributor for Spain, located in Barcelona. Contact: Juan Figueras.
• Fascon CorporationcoreChannel Partner/ Reseller/ DistributorDistributor for Taiwan focusing on gaging products, located in Taichung, Taiwan. Contact: Steven Fang.
• Hypertool Taiwan Co., Ltd.coreChannel Partner/ Reseller/ DistributorDistributor for Taiwan focusing on tooling products, located in Kaohsiung City, Taiwan. Contacts: Travis Tang, Renson Lin.

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Kennametal Inc. Large US-listed industrial tooling supplier offering metalcutting tools, wear parts, and engineered components used across metalworking and fastener production. Overlaps with WTG in tooling/wear-resistant components but operates at vastly broader scale and serves many industries beyond fasteners.
• Illinois Tool Works (ITW): Diversified industrial manufacturer with significant fastening solutions and components businesses (e.g., ITW Shakeproof). Comparable to WTG at the industry level — both serve fastener and assembly markets — but ITW operates at conglomerate scale across dozens of segments.
• Sandvik Coromant: Division of Sandvik AB producing metal cutting tools, tool holders, and tooling solutions for general metalworking. Comparable to WTG's tooling-and-workholding activity at the broad tooling level, though WTG is specialized in fastener recess tooling whereas Sandvik serves all of metalworking.

Direct peers

• National Machinery: Tiffin, OH-based builder of cold heading machines and supplier of replacement tooling, components, and aftermarket support for the global fastener industry. Direct overlap with WTG: both serve cold header operators with recess punches, tooling, and parts, and both participate in the same Fastener Fair and IFE events.
• Asahi Sunac Corporation: Japanese maker of cold forming machines and specialized header tooling. Direct overlap with WTG in supplying precision tooling to fastener manufacturers, particularly for high-volume automotive and industrial fastener applications.
• Hatebur Umformmaschinen: Swiss manufacturer of cold forming machines and associated tooling for the fastener and precision parts industry. Comparable to WTG in serving high-precision cold header tooling for automotive, aerospace, and industrial fastener manufacturers globally.
• Nakashimada Engineering Works, Ltd. Japan-based cold header manufacturer producing both forming machines and associated tooling/parts. Comparable to WTG in serving fastener manufacturers with high-precision cold forming tooling and recess-forming capability.
• Sakamura Machine Industry Co., Ltd. Japanese manufacturer of cold heading machines and replacement tooling serving the fastener industry. Comparable to WTG in producing precision header tooling and serving Japanese and global fastener OEMs with recess tooling and dies.

Emerging players

• Wilson Tool International: US-based precision tooling manufacturer producing punches, dies, and tooling for stamping, punching, and bending applications. Comparable to WTG in the precision tooling space — both serve industrial manufacturers with custom punches and workholding — though Wilson Tool focuses on sheet metal fab rather than fastener cold heading.

Regional players

• Chun Zu Machinery Industry Co., Ltd. Taiwan-based manufacturer of cold heading machines and fastener production equipment with strong presence across Asia. Comparable to WTG in producing cold header tooling and parts, primarily serving Asian fastener manufacturers — overlapping in product but differing in geography.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCKNAd66PWHdsgYMnCKyCdJw
• Facebookfacebook.com/WrenthamToolGroup
• LinkedInlinkedin.com/company/344661
• Xx.com/wrenthamtool

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Subsidiaries1 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 Wrentham Tool Group