Our Stainless Steel Stethoscope offer superb acoustic performance, consistently high quality, and outstanding value. Wearing a Stainless Steel stethoscope is an expression of your commitment to medicine, and personal success. Resilient tubing retains its shape and flexibility even after folding tightly into a pocket. Headset tension is easily adjusted for head size and comfort by squeezing together or pulling apart the ear tubes. Snap-tight, soft-sealing ear tips conform to individual ears for an excellent acoustic seal and comfortable fit. Ear tips snap firmly onto the ends of the ear tubes and, for safety, require a significant effort to remove. The Stainless Steel Stethoscope provides reliable acoustic performance for taking readings and making limited physical assessments of adult patients. Low Weighing , it’s the lightest of all Stainless Steel adult stethoscopes, making it more comfortable for caregivers who wear their stethoscopes all day long. The chest piece must be made from stainless steel. Steel can be machined to precise tolerances. This allows the diaphragm to fit with an air tight seal. The stethoscope is a “drum” and the smallest air leak will degrade the performance. The diaphragm must be made from high quality flexible material. The diaphragm is often the primary problem with “cheap” stethoscopes. The tube should be made from thick material preferably with a large internal double bore. This improves sound transmission and isolates external noise. The ear pieces. must be angled and soft. The ear tip must fit smugly into the ear canal.