A.M. Leonard Plastic Pocket Caliper

Perfect Pi Diameter Circumference Pi 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

Crescent Lufkin 1/4" x 6' Executive Diameter Yellow Clad A19 Blade Pocket Tape Measure - W606PD

Pocket Precision Diameter Circumference Tape Measure and Layout Pocket Rule - 6.6ft / 2m

Wintape Cm and Inches to 100ths Executive Diameter Pi Engineer's Tape Measure (Green)

Drescher Tree Caliper

Komelon MK4512 Meter-Man 14.3" Diameter Measuring Wheel

AdirPro 16-Foot Aluminum Grade Rod - 10ths, 5 Section telescopic With Carrying Case

Forestry Suppliers English Fabric Diameter Tape

Bienfang 20-Yard by 24-Inch wide Sketching and Tracing Paper Roll

Meterex Diaflex Diameter Tape for Logging, Trees, Pipes 3/8 Inchex x 6 feet / 10mm x 2 Meter Metric and SAE