Emtek Hardware is the best choice to accentuate the distinctive style of your home. Quality & Secure. Pack of 6 Hinges. You could use 2 -4 hinges per door depending on the circumstances. Mounting hardware included. 5 Knuckles. 8 Holes. Reversable = Left and Right Handed. Square Corners. Strong, Durable and Economical, HEAVY DUTY, Steel, BALL Bearing, Hinges. Emtek Hardware Steel Heavy Duty Hinges, Ball Bearing, Pack of 6, Square Corners, Size: 4 x 4 in. Color: Satin Nickel (US15), Thickness: 3.3MM, Model: 94014US15BB