Size:3/4Inch Specification: Size(inch) Nominal Diameter(mm) Color 1 20 Black Material: Malleable Iron Quantity: 6 Flange Combo Features: 1. Made of malleable iron for tensile strength, solid and durable. 2. Our 3 hole flange is 2.7 inches in diameter and provides a unique look for all projects.our flange will fit perfectly into your project. 3. Bring industrial style into your home, apartment, loft, office, living room, kitchen, bathroom, garage, bar. This is the perfect DIY.. 4. made of iron, carbon and silicon alloy composition, with high strength, good toughness, plasticity and machinability. Package Included: 6 Flange Combo