Bit for checkering tool N3, with two tips. The right side is smooth, used as a guide, the left is serrated. The right blade is free from teeth, sharp and smooth, and follows the guideline precisely. The left blade is serrated and cuts a new groove during the notching process from right to left. This way, you can make a notch using the previous groove as you guide.
Production - factory of joinery and carpentry tools PETROGRAD.
Made in Russia
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