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We produce nails made of round or profile wire with all desired head shapes, e.g. concrete nails, wall hooks, drive-in pins, drive-in screw pins, screw nails, nails according to your drawings and special shapes with or without thread.



Iron, stainless steel (1.4301 and 1.4401), copper, bronze, aluminium, brass as well as all kinds of special materials.

Gauge numbers:

2 – 12 mm

Drawing-in length:

up to 300 mm


all surface coatings as well as finishing and hardening

Nägel Vierkantstifte
For a larger view, please click on the images.


  Grefe GmbH Befestigungstechnik • Zum Dümpel 16 • D-59846 Sundern • Tel.:+49 (0)2933 90267-0 • Fax:+49 (0)2933 90267-10