How about the grinding of a rough car?
Chamfering is at the edge of the chip breaker groove poured a side out, this will do for the 2 or 3 wire, just tip arc can be slightly larger HSS tool grinding tool above the diagonal to first, walk around 8 degrees, have the Angle after oh, left also want to out after grinding Angle, Angle is not too big, after then slot, slot must be opened at the edge, can't chamfering, ensure sharp cutting edges, point on gently guide in a circular arc
First, grind the sides! It makes perfect sense to grind an R Angle and slowly reduce it
Is half forming hard alloy knife, only need to grind out after Angle, grooving, chamfering, pour point arc line, after rough turning Angle cannot too big, or not enough rigidity, chip breaker groove can be a little wider, convenience of chip breaker,
