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ASTM C231

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Brass Calibrator
Model: HM-24
Concrete Strike-Off Bar
Model: HMA-368
Gilson Concrete Air Meters

Gilson Concrete Air Meters

Starting at $710.00
Models: HM-30, HM-30D, HM-30S
Plastic Calibrator
Model: HM-25
Super Air Meter
Model: HM-345