CBSE BOARD X, asked by tggamerz1771, 3 days ago

use of triangular file​

Answers

Answered by XxEVILxspiritxX
7

The triangular or three-square file was traditionally used by carpenters to sharpen saw teeth. The file's unique three-sided form allows it to sharpen hard-to-reach places like the gaps between saw teeth.

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