The Pipe Caliper is a unique outside diameter caliper created and manufactured by Oregon Rule Co. The Pipe Caliper is a tool often useful to Engineers, Draftsmen, Pipe-fitters, Contractors, Carpenters, Plumbers, and related industries. This is a fractional measuring unit, which reads in inches. This Pipe Caliper can measure pipe sizes up to 16" in diameter. A conversion chart printed on the caliper translates measurements of the outside diameter to the nominal interior diameter dimension. Also, there is a conversion chart that reads from fractional to decimal. The swing arm can extend into a 14" long ruler. Units are made from .040" thick white styrene. This item comes in a package with 3 individual units.

Similar Products (Search Amazon by ASIN)
ASIN: B00GS7X4CK - Pipe Caliper / Diameter Caliper and Ruler - Fractional – Black Anodized Aluminum
ASIN: B00H88GABU - Pipe Caliper / Diameter Caliper and Ruler - Fractional - Clear
ASIN: B00GR9KKPI - Mini Pipe Caliper / Diameter Caliper and Ruler - Fractional - 5 Pack
ASIN: B00GS5WYF0 - Mini Pipe Caliper / Diameter Caliper and Ruler - Fractional – Black Anodized Aluminum
ASIN: B00GS6S9AI - Mini Pipe Caliper / Diameter Caliper and Ruler - Metric - 5 Pack