Starrett Fillet or Radius Gage for Convex and Concave Radii - Ideal for Carpenters and Constructions - Stainless Steel, 32 Leaves, 7/64-1/2" Radius Gage, Inch Reading - 178B Plunger Mitutoyo 172-139 Vertical workpiece holder

Mitutoyo 172-139 Vertical workpiece holder Fixture/clamping material

one approach

UKAS Calibration - CAL1 B6

with fictive probes:

measuring depth: 120 mm

Starrett Fillet or Radius Gage for Convex and Concave Radii - Ideal for Carpenters and Constructions - Stainless Steel, 32 Leaves, 7/64-1/2" Radius Gage, Inch Reading - 178B Plunger Mitutoyo 172-139 Vertical workpiece holderThe 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. 32 Leaves, 17 64 1 2" Range, 64ths increments.