Tool for Measuring the Diameter of a Tree

This page is the CodyCross answer for the clue below from Canada, Group 1270, Puzzle 4 (Maple Syrup).

Question is: Tool for Measuring the Diameter of a Tree

and the answer is: CALIPER

Word Meaning:

CALIPER — (often in the plural) Alternative form of calipers, a device used to measure dimensions.

Definitions from Wiktionary.