Angle plate
precision tool made of cast iron or steel, used to hold workpieces at a 90-degree angle for machining, inspection, or marking tasks
en-GB/ˈæŋɡəl ˈpleɪt/
en-US/ˈæŋɡəl ˈpleɪt/
precision tool made of cast iron or steel, used to hold workpieces at a 90-degree angle for machining, inspection, or marking tasks