STARRETT 178MA Fillet or Radius Gage, Millimeter Reading, Concave and Convex, 1-3mm Range, 0.25mm Increments, 3-7mm Range, 0.5mm Increments, 34 Leaves (178MA)

Fillet or Radius Gage, 1-7mm Range (Concave and Convex), Increments: 0.25mm & 0.5mm, 34 Leaves, Millimeter Reading. The Starrett 178 Series Fillet or Radius Inch Reading Gages are very useful for tool and diemakers, machinists, screw machine operators, patternmakers and other mechanics to lay out and check radii of tools, dies, patterns, and more. 34 Leaves, 1-7mm Range, 0.25mm/0.5mm increments.