Hexagon Bolt Size: from 1/4-inch to 4-inch (M8 - M48)
Hexagon Bolt Material: A193 B7/A194 2H; A193 B7M/A194 2HM; A193 B8/A194 8; A193 B8M/A194 8M; A193 B16/A194 4/7; A320 L7/A194 4/7; A320 L7M/A194 7M
Hexagon Bolt Surface: black, galvanized, nickel plated, cadmium plated, PTFE plated
Landee Gas Oil Pipeline Manufacturing Co., Ltd
Sales Contact: Jeawin Lee
Sales Email: landee@uvalves.com