Conduit Bender Head, EMT Conduit Size - Aluminum and Galvanized Steel 1/2 in, EMT Conduit Size - Stainless Steel Not Applicable, Rigid/IMC Conduit Size Not Applicable, Material Aluminum, Compatible with Grainger Part Number 5C635, Compatible with Manufacturer Model Number 84H1, Accessory Type Hand Bender Head, Compatible with Brand Site-Rite, Compatible with Product Type Hand Bender, Features Lifetime Limited Warranty, Square Hook Design