What Hafren Security Fasteners does

Hafren Security Fasteners is a UK-based, privately held specialist manufacturer and supplier of security and tamper-resistant fasteners, founded in 1995 and operating with 11–50 employees from its headquarters in Newtown, Wales. The company designs and distributes a portfolio of proprietary drive systems — including 2-Hole, Pin Hex, 6-Lobe and 5-Lobe Pin, System Zero®, Sentinel®, Tri-Head, Solok™, Nogo™, Kinmar® Permanent, Kinmar® Removable, Scroll™, Armour Ring™, and Power6™ — alongside complementary categories such as shear nuts and bolts, barrel nuts, anchors, and bespoke specials. Many of these are registered trademarks, and several (Kinmar Removable, NoGo) carry multiple patents; the NoGo enclosure has additionally received Sold Secure Silver Award recognition and Home Office approval, while Armour Ring is Home Office approved. All products are rated on a five-level security scale from Entry Level to Maximum Security, with Level 5 items (e.g., Solok) using bespoke customer-specific codes with millions of possible drive-tool variations.

The business operates an exclusive B2B distribution model, selling only through an approved distributor network across the UK and Europe; it does not sell directly to end users and refers purchase enquiries to its distributors. Manufacturing and stocking cover a broad materials range (A2 and A4 stainless steel, case-hardened steel) and finishes (zinc plating, Geomet, Delta Protekt), supporting applications in fencing, playgrounds, signage, public infrastructure, and industrial/commercial equipment. A wholly-owned German subsidiary, Hafren Fasteners GmbH, serves as the European sales hub, with Kevin Lynes as Managing Director.

Revenue is generated through hardware sales of stocked and bespoke security fasteners, supported by in-house product training, a multi-channel digital marketing presence (LinkedIn, YouTube, Facebook, Twitter/X), and a distributor portal with account features. Pricing is not publicly disclosed; bespoke specials carry minimum order quantities and tooling charges. The company is ISO 9001:2015 and ISO 14001:2015 certified, holds no external institutional funding, and operates as a privately held UK limited company with a German GmbH subsidiary.

Name

Hafren Security Fasteners

Legal name

Hafren Fasteners Limited

Website

https://hafrenfasteners.com

Company type

Private

Founded year

1995

Operating status

Operating

Headcount range

11–50 employees

Short description

Hafren Security Fasteners is a UK-based specialist manufacturer of patented security and tamper-resistant fasteners (screws, nuts, bolts, anchors), selling exclusively through an approved B2B distributor network in the UK and continental Europe, with primary customers in fencing, infrastructure, and industrial security applications.

Ownership category

akta.pro rank

Product category

Security Fasteners

NAICS

Bolt, Nut, Screw, Rivet, and Washer Manufacturing (332722), Hardware Manufacturing (33251), Fastener, Button, Needle, and Pin Manufacturing (339993)

SIC

Bolts, Nuts, Screws, Rivets & Washers (3452)

akta.pro primary industry

Fasteners, Anchors & Connectors (Bolts, Weld Studs, Plates) (IMADACAJ)

akta.pro secondary industry

Fasteners & Joining Consumables (Bolts, Rivets, Welding Wire/Rods, Flux) (IMAJAKAI)

Keywords

• Security fasteners
• Tamper-resistant screws
• Specialised drive systems
• Anti-theft hardware
• Security nuts bolts

Headquarters

HQ city

Newtown

HQ country

United Kingdom

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Security Fastener Sales: Hafren Security Fasteners generates revenue through the sale of security and tamper-resistant fasteners (screws, nuts, bolts, anchors) exclusively through an approved distributor network. Products are sold with various security levels, materials (stainless steel, hardened steel), and finishes. The company maintains extensive stock holdings for competitive pricing and outstanding customer service.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels8 records

Core offering

Hafren Security Fasteners manufactures and supplies security and tamper-resistant fasteners, including screws, nuts, bolts, and anchors, featuring proprietary drive systems such as Solok, Kinmar, NoGo, Scroll, and System Zero. Products are rated across five security levels (Entry Level to Maximum Security) and manufactured in materials including A2 and A4 stainless steel and case hardened steel. The company sells exclusively through an approved distributor network in the UK and Europe.

Product overview

Hafren Security Fasteners is a specialist manufacturer and supplier of security and tamper-resistant fasteners including screws, nuts, bolts, and anchors. The product portfolio spans multiple proprietary drive systems (2-Hole, Pin Hex, 6-Lobe Pin, 5-Lobe Pin, System Zero, Clutch Head, Sentinel, Tri-Head, Solok, Scroll, Kinmar Permanent/Removable, Power6) alongside standard hardware categories (Shear Nuts, Shear Bolts, Barrel Nuts, Anchors, Armour Rings). The company operates a B2B distribution model, selling exclusively through approved distributors, and offers bespoke custom manufacturing alongside standard stock products. Security levels range from Level 1 (Entry Level) to Level 5 (Maximum Security), with products designed for applications including fencing, playgrounds, signage, enclosures, and infrastructure protection.

Differentiator

Problem solved

Functional benefit

Brands

• Kinmar® Permanent: Patented one-way permanent security nut and bolt system requiring matching driver socket for installation.
• Kinmar® Removable
• Sentinel®
• System Zero®
• Solok™
• NoGo™
• Scroll™
• Armour Ring™
• Power6™

Products and services

• 2-Hole Two-hole security screws, also known as Snake Eye or Pig Nose, designed for low to medium torque applications requiring a unique 2-pin matching driver for installation and removal.
• Pin Hex Hexagon socket screws with internal pin, preventing removal with standard tools. Suitable for medium torque applications and among the most difficult to remove without matching driver.
• 6-Lobe Pin Security drive featuring 6-lobe configuration with internal pin. Popular security drive for high torque applications, installed and removed with matching tools.
• 5-Lobe Pin Enhanced security variant offering higher security level compared to standard 6-lobe pin drives, with specialized tools that are harder to acquire. Stocked in A4-70 stainless steel.
• System Zero® Level 3 medium security fastener with integrated flange head design for improved load distribution. Features unique external anti-slip drive head with high torque transmission capability.
• Self Drilling Screws Security screws with drill point tips enabling quick application without pre-drilling. Features 6-Lobe Pin drive and Delta Protekt coating option.
• Barrel Nuts Internally threaded sleeve nuts ideal for joining two materials with machine screws. Features 6-Lobe Pin drive for maximum security in fencing, playgrounds, and signage applications.
• Clutch Head Original one-way security screw that can be installed with a standard flat-head screwdriver but cannot be removed. Features unique grooved design that only functions clockwise.
• Sentinel® Unique one-way security screw with Pozidrive system, providing permanent fastening solution installable with standard Pozidrive screwdriver.
• Tri-Head Multi-purpose security fastener popular for vandalism prevention, featuring large head design favored for recessed applications. Stocked in A2 stainless steel.
• Solok™ Highest security class drive system with millions of unique variations. Each customer receives a unique Solok code with matching custom-made driver tool that cannot be interchanged.
• Nogo™ Two-part enclosure providing maximum security for any nut or bolt. Patented product where cap is simply hammered into base, making the fastener inaccessible. Home Office approved with Sold Secure Silver Award.
• Kinmar® Permanent Patented ultimate one-way security nut requiring matching socket driver for installation. Guarantees specified torque, leaves clean finish, and is not controlled by break-off point.
• Kinmar® Removable Patented two-way security nut in unique 5-segment form, allowing secure fastening and removal only with matching socket wrench. Particularly resistant to attack.
• Armour Ring™ Simple conical collar rendering standard hexagon nuts or bolts tamper-resistant. Applied with standard hammer to British or DIN standard fasteners, favored by Health & Safety executives.
• Shear Nut High-security permanent fastening system with hex portion that shears off at preset torque. Installed with standard hex or spanner, leaves tamper-resistant cone.
• Shear Bolt Security bolt with hex portion that shears off at preset torque during installation, leaving tamper-resistant permanent fixing.
• Scroll™ Removable security nut with unique rounded design providing no grip for standard hand tools. Patented design only installable/removable with matching Scroll driver socket. Available M3 to M30.
• Anchors Heavy-duty security anchors for concrete, stone, and masonry applications. Available in permanent and removable options, featuring various drive systems including 6-Lobe Pin and Kinmar.
• Power6™ Versatile tamper-resistant thread-forming security screw with trilobular design eliminating need for nuts. Features unique 6-Lobe Pin drive for fencing applications, reducing labor costs and installation time.
• Tooling Security driver tools, insert bits, key wrenches, and one-piece screwdrivers for all Hafren security fastener drive systems including 2-Hole, Pin Hex, 6-Lobe Pin, 5-Lobe Pin, Scroll, and Power6.
• Bespoke Specials Custom security fastener manufacturing service offering bespoke designs per customer requirements with various materials, head styles, coatings, and thread types. Subject to minimum order quantities.

Quantifiable outcome

• Security fasteners can be rated across 5 levels from Entry Level to Maximum Security, addressing different risk profiles and threat levels
• +1 more outcomes

Named customers6 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature10 records

Scale indicators3 records

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• Würth Group: Global market leader in fastener and assembly technology with a comprehensive security and tamper-resistant fastener offering plus an unmatched direct-to-customer distribution network across Europe — a much larger incumbent competing for the same end-user security fixings demand.
• McMaster-Carr: Massive industrial hardware distributor carrying a broad catalog of security and tamper-resistant fasteners. Not a direct product competitor to Hafren's patented ranges, but a benchmark for scale, distribution reach, and catalog breadth in industrial fastener sales.
• Bossard Group: Swiss-headquartered global fastener distribution and engineering group with deep European presence, including security fastener categories and OEM kitting services. Comparable B2B fastener channel presence but operates at much larger scale across all fastening categories.
• Acument Global Technologies: Large global supplier of mechanical fastening solutions including extensive tamper-resistant and security fastener lines (e.g., Taptite, Remform, structural blind fasteners). Overlaps with Hafren on security drive systems but serves a much broader fastening portfolio across automotive and industrial OEMs.

Direct peers

• Nifty Products: US-based niche manufacturer of security and tamper-resistant fasteners (one-way screws, security nuts, patented drive systems) for correctional, transit, and public infrastructure applications — comparable niche focus and end-customer mix to Hafren.
• Holo-Krome: North American manufacturer of socket head cap screws and security fasteners including proprietary tamper-resistant drive geometries, used across industrial, infrastructure, and public-asset applications — directly comparable category of proprietary security drive systems.
• Permanent Technologies: Manufacturer of permanent/tamper-resistant fastening systems including one-way and break-away security nuts and bolts used in public infrastructure and utilities — directly comparable to Hafren's Kinmar Permanent, Shear Nut, and Armour Ring product lines.
• Tamper Proof Screws Ltd: UK-based specialist manufacturer of tamper-resistant and security fasteners with a comparable product range (pin hex, 2-hole, clutch head, shear nuts) and similar target end-users in fencing, public infrastructure, and security applications. Closest direct competitor to Hafren in the UK security fastener niche.

Regional players

• South Essex Fasteners: UK fastener distributor and stockist of security fixings — appears as a named customer of Hafren in the input and serves as a representative example of the regional distributor channel through which Hafren's products reach end users in the UK market.
• Tradefix Components: UK fastener distributor and brand serving trade and security customers with security screw ranges. Comparable channel role to Hafren's approved distributor base but as a distributor rather than manufacturer — useful peer for understanding Hafren's downstream channel dynamics.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/hafrenfasteners
• YouTubeyoutube.com/channel/UCJtXQnHKOaNPXT4xjQsqjew
• Facebookfacebook.com/100064719517135
• LinkedInlinkedin.com/company/hafren-fasteners

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Hafren Security Fasteners