Hafren KMRN-Z Case Hardened Steel Bright Zinc Plated Kinmar ® Removable Nuts

Product overview

Hafren KMRN-Z Case Hardened Steel Bright Zinc Plated Kinmar ® Removable Nuts

Hafren KMRN-Z Case Hardened Steel Bright Zinc Plated Kinmar ® Removable Nuts are high-security, patented two-way nuts engineered for superior tamper resistance and long-lasting performance. This advanced Hafren KMRN-Z design features a unique segment-shaped profile that requires a matching driver socket for installation and removal, ensuring maximum security and convenience. These Zinc Plated Kinmar Removable Nuts offer a smooth, professional appearance with no unplated surfaces, providing both functionality and visual appeal.

Also stocked in: Geomet ® and A2 Stainless Steel

Kinmar ® Removable drive is also available in bolt form M8 x 25mm / M8 x 40mm

Other materials and finishes available to order, subject to minimum order quantities

Part Numbers: KMRN05-Z, KMRN06-Z, KMRN08-Z, KMRN10-Z, KMRN12-Z.

Hafren KMRN-Z – Features

Material: Hardened Steel (C10C interannealed)

Heat Treatment: Case Hardened

Finish: Bright Zinc Plated (CR-3), 5 μm minimum

Part Numbers & Driver Sizes

Size Nut Part No Driver Part No

M5 KMRN05-Z KM05R

M6 KMRN06-Z KM06R

M8 KMRN08-Z KM08R

M10 KMRN10-Z KM10R

M12 KMRN12-Z KM12R

Hafren Security Fasteners

Hafren Fasteners manufacture and supply security & tamper resistant fasteners; special headed screws, nuts & bolts. Their solutions are either permanent, or removable only by using a matching driver tool. They design and supply a wide range of security fasteners including bespoke made to measure security fasteners. If they don’t have what you need they’ll make it just the way you want.

Security: The need to safeguard against theft and vandalism is increasingly an essential part of many design specifications.

Safety: Complying with stringent Health & Safety Law, their fasteners keep the public safe.

Aesthetics: Security fasteners are not only secure and vandal-resistant, but aesthetically pleasing to the eye complementing their surrounding environment

For Additional Information on Hafren KMRN-Z Case Hardened Steel Bright Zinc Plated Kinmar ® Removable Nuts, please consult the Technical Data Table or PDF Files below.

*Technical Data subject to change without notice.

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Contact us for enquiries concerning this and all other products: +44 (0) 1744 762 929