Symmetrical head-geometry with centring-tip for optimised results in the event of reinforcement. Ideal for pinning: Skirting, archetrave etc. Recommended for use with the Makita AF505 and DBN500 Brad Nailers.Not Sure What Brad Nails You Need For Your Application When selecting your nails for your Makita AF505 and DBN500 Nailer always measure 2.5 times the total thickness of material(s) you are fastening.