To convert ounces to grams, you can use the conversion factor: 1 ounce is approximately equal to 28.3495 grams.
Given that the tool weighs 5 ounces, you can calculate its weight in grams as follows:
\[ 5 \text{ ounces} \times 28.3495 \text{ grams/ounce} = 141.738 \text{ grams} \]
Now, rounding to the nearest hundredth:
\[ 141.738 \text{ grams} \approx 141.74 \text{ grams} \]
So, the tool weighs 141.74 grams.