National Hardware V514 Door Hinge with square corner is manufactured from stainless steel for maximum corrosion resistance. Heavy-gauge material for added strength. Nib on hinge for finished appearance. Five knuckle, full mortise design. Screw holes are countersunk. Removable pin for easier installation. Size: 1" Finish: Stainless Steel Safe Working Load (SWL): 5 lbs Material: Stainless Steel Stainless steel for maximum corrosion resistance Nib on hinge for finished appearance Square corners Non-rising pin Heavy-gauge material for added strength Five knuckle, full mortise design Screw holes are countersunk Removable pin for easier installation.