Starrett 79B 12 Outside Spring Caliper 12 in Max Measurement Inch, 0 in Min Measurement Inch 452074SD02L1000BL Mounts Boxes Mounts Boxes Vertical Shackle Clearance 1 1 2 in 12 in Maximum Measurement mm 300 mm Caliper Material Steel Minimum Measurement Inch 0 in Leg Style Flat Maximum Measurement Inch 12 in Minimum Measurement mm 0 mm Product Type Outside Spring Caliper Millimeters Measured Maximum 300 mm Inches Measured Maximum 12 in Inches Measured Minimum 0 in Millimeters Measured Minimum 0 mm ) 12 Construction Steel Nut Type Quick Spring Tip Type Solid Points Range 0 in to 12 in 0 mm to 300 mm Joint Type Spring Maximum Measurement 300 mm