The James Instruments Manual Rebound Hammer, is the traditional instrument used for the non-destructive testing of hardened concrete. This easy-to-use instrument provides a quick and simple test for obtaining an immediate indication of concrete strength in various parts of a structure.
- Impact energy level of 1.6 ft. lbs. (0.225 kg)
- Minimum verifiable strength is 1400 PSI (10 MPa) to approximately 9000 PSI (62 MPa)
- Quick and easy determination of the strength of concrete
- Manual calculation of the mean rebound number
- Conforms to ASTM C-805