Over 240mm saw with 4.0/4.5/6 mm gap between the teeth(L type) is
recommended for tree pruning for over 10cm diameter branches. Due to the
distance between teeth, this saw works especially well for green wood and
can also be used to cut dry timber.
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Below 240mm length saw with 3.0/3.5mm gap between the teeth ( M type) is
multi purpose and recommended for cutting less than 10 cm diameter branches.  More...

Below 240mm length saw with 2.5mm gap between the teeth (S type) is
recommended for cutting small branches less than 10cm diameter. Due to the
distance between the teeth, this saw works especially for precision pruning
such as grafting.  More...