Magazinated FirmaHold hook head features nails diamond with gas cartridges (trade pack) tip for maximum push-through mounting head to hook increase the number of nails per strip and therefore reduce game plates times tools. Design shaft: cylindrical shaft: low resistance penetration into all materials. Screw shaft: a twisted shaft for improved resistance pull out in all materials. Spare part ring shaft: partial smoke path curled, low resistance penetration, and pull-out improved resistance. Ring shaft: provides a pull-out secure fixation with high resistance. Coatings and materials: bright (BR): suitable for indoor use. CompanyGalv: 7 µm covered by electrolytically galvanised gold mixture, suitable for indoor and outdoor use. Hot-dip galvanised (HDGV) - 43 micron gold mix, suitable for indoor and outdoor use. Stainless steel (SS): A2 stainless steel for detail corrosion resistance, with paper external applications: branded company Hold for market equip and recognise quality. High quality paper increases performance, reduce nail risk of jam and ensure the utility nails in all weather conditions. Packaging: brands sold in one step piece reinforced boxes with plastic handles.