Graigar ZD91 Concrete Rebound Hammer Portable Mechanical Hammer ZD-91 Digital Integrated Digital Rebound Indicator Stands & Bases 000 readings and can then

000 readings and can then be easily replaced by the user in the field

dustproof and waterproof multi- parameter rebar probe ensures accuracy and reliability of data taking

Standard Carton Gross Weight 12

Lux/Fc selection

Graigar ZD91 Concrete Rebound Hammer Portable Mechanical Hammer ZD-91 Digital Integrated Digital Rebound Indicator Stands & Bases 000 readings and can thenBrand: Graigar Color: Red&silver Features: ZD91 Concrete Rebound Hammer: Non destructive testing of ordinary concrete compressive strength rebound method for structural engineering. Nominal kinetic energy: 2. 207J 0. 100J. Strike tension spring stiffness: 785 40. 0n m. Pointer length: 20. 0 0. 2mm. Pointer friction: 0. 65 0. 15n. Part Number: ZD91 Details: Application range: Non destructive testing of ordinary concrete compressive strength rebound