Fretz Large Hammer HMR-106-Blocking Value Line Gemstone Estimator: identify unknown stones

Gemstone Estimator: identify unknown stones by entering measurements and weight

The rolled edge profile provides smooth

or JURA Block systems

Close-up viewing ensures fine details and tool movements are clearly visible

Basic stop mounts on one side for use as a depth stop during shearing

Fretz Large Hammer HMR-106-Blocking Value Line Gemstone Estimator: identify unknown stonesThe Fretz HMR 106 Large Blocking Hammer is built for raising, stretching, and heavy forming on larger workpieces. It combines a hardened stainless steel head with a finely finished rosewood handle for balanced, controlled blows and a clean surface transfer. Sized as the largest blocking hammer in the Fretz line, the HMR 106 is an essential tool for silversmiths and metalsmiths tackling bowls, bracelets, and substantial hollow forms. Features Largest