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Pi Tape Precision Extended Range Outside Diameter Tape 0-72in | Precise Measurements and Testing Equipment - Certified Material Testing Products
Outside Diameter Measuring Tape for Pipeline O.D.'s
Perfect Pi Diameter Circumference Tape Measure - Imperial and Metric Tape Measure 1/2-inch by 12ft / 3.5m - Use for Measuring Cylindrical Objects - (Pipe Tape, Tree Tape) Model DCT120 - - Amazon.com
Precision Digital Outside Diameter/Circumference Tapes U.S. Patent No. 9,829,298 - Pi Tape Texas, LLC
Perfect Measuring Tape Diameter Circumference Pi OD Tape Measure with Auto Lock 12 feet - Walmart.com
Diameter Tapes - Trumbull Manufacturing
Outer Diameter and 6FT Keychain Tape Measure
Precision Outside Diameter Tapes from PI Tape Texas, LLC tapes are manufactured to exacting standards in temperature controlled facilities at 68°F (20°C).