ITEM NAME:Durable Door Controls 3" x 1.5" Stainless Steel Spring Hinge - Spring Hinge Description: Square corner hinges made of marine grade 316 stainless steel, excellent corrosion resistance, great durability and toughness Interior/exterior door hinges with pre-drilled countersunk holes Easy integration and simple installation without added cost; Screws not included Self closing spring hinge suitable for home office cupboard, closet, cabinet, showcase doors, etc. Size(L x W): 75 x 40 mm / 3 x 1-1/2 inch; Thickness: 3mm / 0.12 inch Specification: Material: 316 Stainless Steel Color: Silver Size Chart: 1 Piece Stainless Steel Door Hinge / Square Hinge Package Includes: Please allow 1~3mm differs due to manual measurement. (1 inch = 25.4mm) Product color may vary slightly from what appears online due to monitor differences..Square corner hinges made of marine grade 316 stainless steel, excellent corrosion resistance, great durability and toughness. 1 Piece Stainless Steel Door Hinge / Square Hinge. Material: 316 Stainless Steel.