Instruct on Drill Bit Resharpening

What happens here

The speaker confirms that the 'Stiletto' drill bit can be resharpened. He points to a specific area on the bit, identifying it as the 'relief,' and instructs that this 'edge right here' is the part that needs to be sharpened to maintain the bit's cutting efficiency and prolong its lifespan.

Goal: The demonstrator explains the specific part of the drill bit to sharpen for maintenance, referring to it as the 'relief' and indicating the cutting edge.