- Which never cuts the trunk of the rubber tree.
- The tapper requires lesser effort and will get more speed.
- The knife's sharpness will last longer.
- The knife provides easy reverse or back channelling.
- Unskilled labourers can use easily without damaging the trunk.
- The latex will not flow out of the bounds of the channel, at the same time will produce maximum yield.
- Female labourers may now be enticed to join this field.
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