Kinmar® Removable System
Unique Hafren segment shaped nut. The ultimate two-way patented security nut – extra resilient to attack. This patented removable nut requires a matching driver socket for installation and removal. This cost effective nut has a smooth aesthetically pleasing design which makes it an extremely versatile nut.

Available in Case Hardened Steel Zinc Plated (CR-3) and Geomet®, also stocked in A2 Stainless Steel. Kinmar® Removable drive is also stocked in bolt form M8 x 25mm / M8 x 40mm. Other materials and finishes available to order subject to minimum order quantities.

Hafren Security Fastener products currently aren’t held in stock but are available to order. Please contact us at or call 01268 288880 for delivery details.

Need further product information? Click here to download the Hafren Security Fasteners handbook.

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