The Wonder of the Bonny Doon Urethane Forming Hammer

In this video, Sessin Durgham (award-winning jewelry designer and member of Rio Grande's Technical Support team) and G. Phil Poirier (owner and driving force of Bonny Doon Engineering) introduce the amazing Bonny Doon urethane hammer. See the wonder of urethane's hydraulic properties in the power of this tool. See how you can take a load off your muscles and achieve more forming with every blow (by a ratio of some 14:1!) with this groundbreaking forming hammer from Bonny Doon.