Size:3mm,4mm,5mm,6mm,6.5mm,8mm Applications: Suitable for thin wood, wood, wood, aluminum, and plastic plates pull grooving.
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Can also be used for drills, tabletop drilling machines, etc. Drill a hole at the tip of the drill bit, then pull the groove in the middle and tighten the shank.
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After tempering and heat treatment, it has high hardness, good wear resistance, and long life. The oblique blade design has excellent sharpness and high punching efficiency.
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Very convenient to use for drilling under jigsaws.The drill blade has a sharp tip that makes it difficult for processing materials and can be used to make precise round holes.
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