3.5" sbt 5/8rc hinge. Stanley-National boxed hinge catalog model No. V8033 thru V8034. Residential door hinge is designed for use on lightweight residential doors in low-frequency applications. 5/8" round corner. Nonrising removable flush pin. 5-knuckle full-mortise design. Made of steel. 2 per pack. Includes screws. Boxed. 3-1/2" x 3-1/2" satin brass tone