Carter Cutlery January/February 'Vlog"

[see description below] www.CarterCutlery.com Get the book today! Bladesmithing with Murray Carter http Get the video once it arrives! Blade Sharpening Fundamentals www.cartercutlery.com White Steel Many connoisseurs of fine Japanese cutlery are well acquainted with the terms white steel and blue steel. These terms refer to the Hitachi high carbon steel that is smelted exclusively for use in laminating to mild steel for the production of the world's finest blades ever known to man. When skillfully joined to the mild steel laminate through a process known as forge-welding, the result is a blade with superior metallurgy that will sharpen easily, take a scary sharp edge and hold that edge longer than others. After the end of World War II the leadership at Hitachi Metals decided to create a blade steel that was better than the best steel available at that time, Swedish Steel. As Japan had a long tradition of samurai swordmaking, it was decided that the new steel be modeled after the best blades ever forged. Several swords were analyzed for carbon content and alloy composition. What was discovered was that the swords averaged a little over 0.7% carbon and amazingly, they were very free from alloys and contaminants such as phosphorus and sulfur. This was the result from careful forge-welding and forging multiple times in a very clean fire made from pine charcoal. Unlike swords which must be designed to withstand a lot of impact, the new steel was primarily going to be used in ...
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Cobalt drills are excellent at drilling through hard metals, they can often drill tough metals that a normal High speed steel drill bit cannot drill. Here www.ultimatehandyman.co.uk shows the massive difference between a standard HSS drill bit and a cobalt drill bit, supplied by kitchenfitterstools.co.uk