When sourcing common nails, the primary focus should be on material grade and dimensional accuracy. Ensure the nails are manufactured from high-quality carbon steel (Q195 or Q235) to prevent bending under impact. Key specifications to verify include the shank diameter, length, and head thickness, which must comply with international standards like ASTM F1667 or EN 10230-1. Additionally, check the surface treatment; for outdoor or high-moisture use, Hot-Dip Galvanized (HDG) coatings are essential to prevent corrosion, whereas Electro-galvanized (EG) or polished finishes are suitable for indoor framing.