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【Unused Item】KTC 9.5sq. Spark Plug Wrench 16mm B3A-16P with Magnet

★★★★★ 4.5 rating · 37 reviews · 367+ sold
$10.00 $13 30% OFF
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Product Details

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This is a KTC (Kyoto Tool) spark plug replacement socket wrench, model B3A-16P (16mm).
It features a built-in magnet to prevent the plug from falling out, allowing for safe work.

[Purchase Date]
May 13, 2026 (Reiwa 8)
[Reason for Selling]
I am selling this because I mistakenly purchased it thinking the socket's drive end (the back part) was a hexagonal shape (where a wrench can be attached to the outer perimeter).
For the purpose of this listing, I have only inserted a new spark plug once to check the magnetic force, so I have listed it as New, Unused.
[Product Specifications]
Manufacturer: KTC (Kyoto Tool)
Part Number: B3A-16P
Drive Size: 9.5sq. (3/8 inch)
Size: 16mm
Overall Length: 62mm
Weight: 100g
[Product Condition]
Usage Frequency: Unused (Opened, tried once, no scratches)
Condition: As new
The magnetic force is also as new and functions perfectly.
[Shipping Information]
We plan to ship via anonymous delivery (Rakuraku Mercari便 Nekoposu).
The item will be disinfected with alcohol, etc., before packaging.
To prevent scratches during transport, the product will be wrapped in bubble wrap before shipping.
[Other]
As shown in the 5th photo, the package the product came in has been opened with a cutter, so please refrain from purchasing if you are looking for a completely new item.
Also, although it is an unused item, please understand that it has been opened and stored at home before purchasing.
Immediate purchase is welcome.

*Please note that the drive end (the back part) is NOT a hexagonal shape (where a hexagonal wrench can be attached to the outer perimeter), so please be careful not to make the same mistake as I did!

# Vehicle Maintenance Wrench
# Automotive Maintenance
# Motorcycle
# Car
# Tool
# Manual Work
# Maintenance
# M Power Fit Shape
# Hexagonal

Category
Sockets
Brand
KTC
Condition
New/unused
Shipping
Included in price (by seller)
From
Fukuoka

Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.

Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.

Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.

Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.

Customer Reviews (37)

4.5
★★★★★
Based on 326 reviews
5 stars
90%
4 stars
10%
3 stars
0%
2 stars
0%
1 star
0%
M
User4569788
★★★★★
2026-11-07

I appreciate the clear instructions and easy handling.