3/8" Spark Plug Socket 14mm
- Fast US dispatch from our Fort Worth, Texas warehouse
- Genuine Teng Tools — professional-grade, designed in Sweden
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- Backed by guarantee — built to last a working lifetime
This 3/8" drive spark plug socket has a 14 mm hex opening with an 8 mm rubber insert and a socket depth of 17 mm. The rubber insert grips the spark plug securely, allowing safe single-handed installation and removal. A practical solution for 14 mm spark plug applications.
Specifications
| Type | Auto Tools |
|---|---|
| Category | Standard Sockets |
| Drive size | 3/8" |
| Part number | M380039-C |
Shipping
Free shipping on orders over $99. Orders are stocked, picked and shipped from our warehouse in Fort Worth, Texas — orders placed on business days ship same-day wherever possible.
Lifetime warranty
Teng Tools hand tools are backed by a lifetime warranty against manufacturing defects. Screwdriver bits and socket bits are consumables and are guaranteed to meet dimensional standards. Torque wrenches and air tools can be serviced and recalibrated on request — contact us to arrange it.
Returns
Not right for the job? Contact us within 30 days of delivery and we'll sort out a return or exchange. Tools must be unused and in their original packaging. Warranty claims are handled separately — a defective tool is our problem, not yours.
Why Teng Tools?
Swedish Design Since 1985
Trusted in 30+ countries. Designed in Sweden, built to ISO and DIN standards.
Shipped Fast from Texas
US warehouse in Fort Worth, so orders move fast. TAA approved for government and defense.
Lifetime Warranty
Something goes wrong? Send a photo and your order number — same-day shipping on replacements.
The Devil Is in the Detail
Satin-finish wrenches, through-blade screwdrivers, heavy-gauge storage — built to last.
Reviews
“fits perfectly in a tool roll with a couple other hand tools”
“High quality socket”
“hold the plugs well and never had an issue with breakage”
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★★★★★
Awesome Socket
This is a great little socket to keep in the car in case you need to swap plugs on the fly. We constantly foul plugs while street driving and this fits perfectly in a tool roll with a couple other hand tools. Great build quality and amazing warranty!
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★★★★★
Good quality tools, worth the extra spend.
perfect fit
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★★★★★
High quality
High quality socket
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★★★★★
⚡️
Solid
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★★★★★
good sockets
hold the plugs well and never had an issue with breakage.
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★★★★★
Perfect fit
Size fits perfectly for spark plugs along with the thin walls makes it perfect for hard to reach spaces
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★★★★★
great tool
I was looking for a 14mm spark plug socket 6point, this item did the trick.
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★★★★★
Well Made Spark Plug Socket
This is a solid socket. I purchased the 14mm for use on a Nissan. The fitment was dead on. The satin finish helps you to grip the socket when your hands are sweaty & greasy. The rubber insert holds & protects the ceramic insulators well when removing or installing spark plugs. I would definitely buy again.
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★★★★★
10/10
the rubber boots fit perfectly
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★★★★★
Spark Plug Sockets
The sockets I purchased were the same high quality that I have come to expect from Teng Tools. Really like the fit and finish of the tools and I am always very satisfied with my tool purchases.