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Details: NK-200 Analog Push and Pull Force Gauge N/Kg Units 200N/20KG/44LB with Peak-hold Function Application:
the presser foot directly contact to the sample
Battery:AA Battery * 4 PCS or 9V adaptor
Polarity: positive / negative can be measured
Protection Class: IP65 (NEMA 4X)
CHT225-A Concrete Strength Tester Ultrasound Concrete Ultrasonic Strength Tester Rebound Hammer Tester Ohmmeters Details: NK-200 Analog Push andBrand: Graigar Color: Blue Features: 1. Multifunctional concrete ultrasonic rebound tester. The compressive strength of concrete can be tested by both rebound method and ultrasonic rebound synthesis method. The ultrasonic rebound method is more accurate than the rebound method. 2. One instrument realises the ultrasonic rebound method, and can measure sound time and sound speed, which is simple and convenient. 3. The test results are obtained instantly
