This kind of chisel is wide used, when you convert lining outside, round needle chisel will prevent chisel hole laceration,
and when you sew canvas fabric, it won't cut off the fibre as french chisel.
Replaceable tip, that will save you lots of cost.
3.85mm 2+4+6 teeth as kit.
4mm 2+4+6 teeth as kit.
3.38mm 2+5+9 teeth as kit.
3mm 2+5+10 teeth as kit.
We don't sell seperately.