Conduit Bender Head EMT Conduit Size - Aluminum and Galvanized Steel 1 1/4 in EMT Conduit Size - Stainless Steel Not Applicable Rigid/IMC Conduit Size 1 in Material Iron Compatible with Grainger Part Number 10F493 Compatible with Manufacturer Model Number 74-021 Accessory Type Bender Head Includes Convenient Bending Guide Head and Handle