|Length||13 minutes 37 seconds|
Learn to harden and temper your own custom-shaped jewelry tools. By master goldsmith Charles Lewton-Brain. Filmed in full HD 1080p.
IMPORTANT NOTE: Hardening and Tempering is a two step process, the steel MUST be tempered (softened) after hardening to be safe. Full details shown in the full version of the video.
Purchase also includes these instructional PDF downloads: