Get your heavy-duty staples and brad nails at Grainger to help ensure you won't be empty-handed when you need to reload your staple or nail gun. Power crown and flat crown staples feature galvanized steel construction for strength and durability. Choose the leg length that will fit your staple gun and the jobs you do. Divergent point staples help provide added holding power with legs that veer in opposite directions. Fill your nail gun with 18-ga. steel brads in the size you need.