The FEENM calibrated 58mmm coffee tamper features a durable stainless steel construction with an aluminum handle, as well as a flat base and 30-pound force feedback for precise tamping control. Whether you're an experienced barista or just starting out, this calibrated tamper is sure to become an essential part of your coffee-making arsenal. Users praise it for being comfortable and accurate. The handle is said to be big and simple to grip by some users. Very few people complained that the calibration was inadequate.