Drilling hardened steel with a hand drill

Drilling harden steel 59 RC. with a hand drill
In this video i will show you how to sharpen a masonry - concrete - hammer drill bits to cut harden steel
I will demonstrate drilling into hardened steel with a cheap carbide drill bits
this works well for drilling in to knives or knife making
it is preferred to use a mill or at least a drill press but it can be done with a hand drill but i do not recommend it

ray gallant

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