A reflex hammer is a medical instrument used by physicians to test deep tendon reflexes. Testing for reflexes is an important part of the neurological physical examination in order to detect abnormalities in the central or peripheralnervous system. Reflex hammers can also be used for chest percussion. nwmedicalsolutions.com is your online source for reflex hammers and percussion hammers at low prices. We feature only the finest MDF neural reflex hammers.