24" to 48" Heavy Duty Retractable Tape Measure - Durable Construction for DIY Projects, Carpentry, and Home Improvement

Tapes are made of 1095 spring steel with a coefficient of expansion of .00000633 per degree F per inch.

Tape has a fixed reading that does not require periodic adjustment

Quick, accurate, direct measurement of the diameter by measuring the circumference only.

Body width 1/2". Thickness .010", .007". Gage member 1/4". Accuracy ±.001"

Standard English reading tapes read to .001" diameter.

All graduations and numerals are engraved and acid etched on a ground surface.