What is the 3MT-B-100 T-Tap used for?

It is a T-Tap designed for use in automotive electrical applications.

What factors affect the resale value of this T-Tap?

Resale value is determined by the item's condition and its completeness.

Yes, the 3M 3MT-B-100 is listed in the Car Electronics category.

Car Electronics

3M 3MT-B-100 16-14 Gauge T-Tap value — New $12.5. Prices updated July 2026.

Used

—

New / Sealed

$12.5

Live on eBay now

This product is the 3M 3MT-B-100 16-14 Gauge T-Tap, categorized under Car Electronics.

It is sought after by individuals working on automotive electrical systems who require reliable tapping solutions.

The resale value is influenced by the item's condition and whether it is complete as originally supplied.

What this actually trades for — sold values by condition vs. what sellers are asking today

Condition	Value	Based on
New / Sealed	$12.5	eBay sold comps

What is the 3MT-B-100 T-Tap used for?: It is a T-Tap designed for use in automotive electrical applications.
What factors affect the resale value of this T-Tap?: Resale value is determined by the item's condition and its completeness.
Is this item categorized under Car Electronics?: Yes, the 3M 3MT-B-100 is listed in the Car Electronics category.