Hitachi 307559 Vise and Knob Assembly Aligns the material with the saw fence For working with wider materials and higher miter and bevel-degree settings Improves cutting accuracy and safety Designed for the Hitachi C8FB2 8-1/2-inch slide compound miter saw Comes with a 30-day limited warranty Aligns the material with the saw fence For working with wider materials and higher miter and bevel degree settings Improves cutting accuracy and safety Vise clamp assembly for the Hitachi C8FB2 8-1/2-inch slide compound saw