Lockit Socket
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Lockit Socket
Proudly made in America

Stop Spark Plug Damage and Save Valuable Time with Revolutionary Spark Plug Tools! Eliminate broken insulators and smashed electrodes caused by binding or dropping spark plugs!

As seen on Two Guys Garage
See Video & Comments from Sam and Dave
on Two Guys Garage!

Proven socket design utilizes a patented spring clip method to grip spark plugs firmly and release easily.

  • Holds and releases plugs like magic: NO RUBBER INSERT!
  • Slim profile allows easy access in tight places.
  • No contact with porcelain insulator.
  • 'Gnarly Gnurl' provides great grip, even with oily fingers.
  • Lifetime socket warrantee.
  • 1 year clip warrantee-extra clip included with purchase.
  • Made in U.S.A from highest quality domestic high carbon steel.
  • Precise heat treating and testing for exact hardness.
  • Durable black oxide finish keeps tools looking great.

Discover how Lockit Socket spark plug sockets simplify spark plug service by eliminating a little nuisance that's been around forever: the rubber socket insert. These inserts grip too tightly when new, won't hold a spark plug when they're worn or oily, and take up space, making the socket diameter larger.

Many technicians mistakenly think the rubber insert cushions the spark plug. In reality, because the rubber insert holds the spark plug by gripping the porcelain, insulator breakage can result when this type of socket is forced sideways. With some of the more expensive spark plugs costing upwards of $30.00, breakage is just not acceptable.

Worn Rubber Inserts Lead To Dropped Spark Plugs!

Impact from dropping a spark plug due to a worn out insert can bend and weaken the electrode. Depending on where it lands, the plug can become contaminated from grease, oil or coolant.

In fifteen years as a mobile tool distributor, Lockit Socket spark plug sockets generated more favorable customer comments than any other single tool I can think of. Automotive, marine, and motorcycle technicians love the way these sockets make their jobs easier.

Here are some typical responses:

Gary,
I was so pleasantly surprised on Monday evening when I got home and got my mail. My new "Lockit Socket" was waiting for me. Wow! The design and craftsmanship are top notch. Thanks again for such fine tooling.

Your favorite toolaholic,
-Rich Ploeser, Dual Master ASE certified trainer
Seguin, Texas


Dear Gary,
As a Technical Service Engineer with Champion Spark Plug for forty years, I changed a lot of spark plugs. By far, the best spark plug socket design that I ever used was the one now made by Lockit Socket.
The additional designs that you have introduced make it an even better buy than before and that is hard to do. I totally endorse your product and I hope that technicians will give them a try. Unless they leave them under the hood or loan them to another technician, they will be the last spark plug sockets that they will ever purchase. Best of success to you and your company.

Sincerely,
Ken Friedman
Automotive Electronics Services


I received my socket yesterday, which was only 2 days to ship. EXCELLENT! This socket worked perfectly with no problems, and I was very impressed with the quality. It thrills me to buy an American made product! To all Triumph motorcycle owners out there, this is the socket to buy. I have a 1998 Trophy 1200. I wish you continued success with your business.

Sincerely,
Dean Thornhill

(Dean purchased the LS18L 18mm Lockit Socket)


Gary, I used the socket this morning and it worked as described. The plugs on a BMW S14 are in deep tubes but the holding clip in the socket worked great. It is almost too bad the socket will get minimal use because it is a joy to use well designed tools.

John Beggs

(John purchased the LS18 18mm Lockit Socket).

Lockit Socket tools are two time winners of Professional Tool & Equipment News magazine's Innovation Award:
This prestigious award is given to manufacturers of tools or equipment that change the way a service has been performed, increase safety, save time or make the process more efficient. Our panelists base their decisions entirely on their years of experience and observations as master technicians and shop owners, and free from any suggestion or political pressure from Tool & Equipment News."

"These will be a big plus for the hard to reach plugs that are getting more and more common."

-Mike Steptoe, Owner Reliable Auto Center
Fort Atkinson, WI


From Professional Tool & Equipment News, April 2004.
  • You'll save time and effort thanks to the positive grip and easy release made possible by the patented Lockit Socket spring clip retention design.
  • Spark plug insulator damage is a thing of the past due to the thin outside profile and added roominess inside the Lockit Socket.
  • The aggravation you may have experienced when your oil slick hands couldn't retrieve a spark plug socket will be a thing of the past. The superb grip of the ‘gnarly gnurl' will be a pleasant surprise!

Some of today's high performance Iridium spark plugs cost upwards of $30.00 each. Preventing damage to just one of these spark plugs pays for the $29.95 price of the most expensive Lockit Socket. For technicians working at current shop rates (usually $80.00 and up), saving less than ½ hour over time repays the purchase price. The convenience is an added bonus!

ASA WashingtonLockit Socket spark plug sockets have a lifetime unconditionally guarantee against any defects or breakage. While damage to the replaceable spring clip is very rare, a spare spring clip is included with the purchase of each tool, just in case.

Try Lockit Socket tools for 90 days, and if you're not entirely satisfied, return them for a full refund. We're confident that once you've used these tools, you'll never give them up!

Free shipping on orders over $100.00


  NEW! 9/16" Socket for Ford Triton Spark Plugs
  NEW! 18mm Thin Wall Spark Plug Socket
  NEW! 18mm X-length thin wall socket
  Original Design for 13/16" hex spark plugs
  Original Design for 5/8" hex spark plugs
  Original Design Plus Hex for 5/8" hex spark plugs
  For H.D. 11/16" hex Screamin' Eagle spark plugs
  NEW! 3/4" Lockit Socket for Chain Saw Spark Plugs
 
  All Sockets Have Female 3/8” Square Drive
 
Click Images to Enlarge
NEW!!<br />9/16" Socket for Ford Triton Spark Plugs NEW!!
9/16" Socket for Ford Triton Spark Plugs

Temporarily Out of Stock
Newer Ford 5.4 liter engines have deep spark plug tubes with unique 9/16" plugs. Our new 9/16" Lockit Socket is the perfect tool for servicing these vehicles. The 5/8" external hex and long length allow for use with a ratcheting box wrench. This is especially helpful under the overhanging cowl found on Ford trucks. Since no extension is necessary, there is less flex when installing new plugs, which minimizes the chance of cross threading. The reduced diameter through the middle of the tool improves access into the spark plug tubes. Size: 9/16" Overall length 6".
9/16" #LS186 - $44.95

 
NEW!<br />18mm Thin Wall Spark Plug Socket  NEW!
18mm Thin Wall Spark Plug Socket

The answer for all 18mm motorcycle spark plugs, even the hard to reach ones like the 400 Honda. Ultra thin wall socket is a great tool for both on and off road bikes. The short length and small outside diameter work well with a variety of 3/8" extensions and swivels. Applications include many Honda outboards and many other motors with 18mm hex spark plugs including the S-14 BMW. Size: 18mm 2.5" overall length.

See customer review.
18mm #LS18 - $29.95

 
NEW!<br />18mm X-length thin wall socket      NEW!
18mm X-length thin wall socket

This new socket for motorcycle spark plugs has the same thin dimensions as our short 18mm tool with the addition of a 17mm external hex for use with a box or open end wrench. A great tool to take along for road or trailside spark plug service. Outside dimensions are as thin as possible for ease of access in tight quarters. External 17mm hex makes access to spark plugs easier on motorcycles or quads where clearance is an issue. . Size: 18mm Overall length: 4 1/2"

See customer review.
18mm #LS18L - $42.50

 
Back By Popular Demand!<br />Original Design for 13/16" hex spark plugs Back By Popular Demand!
Original Design for 13/16" hex spark plugs

Temporarily Out of Stock
A favorite for spark plug service on air cooled Volkswagen and Porsche motors. This socket also works well for performance applications that use large hex plugs such as the Gold Champions and the Autolite AR32. A Perfect fit for Honda small engines with the 13/16" plugs. Fits all 13/16" hex spark plugs. 2 1/2" overall length.
13/16" #LS261 - $29.95

 
Original Design for 5/8" hex spark plugs Original Design for 5/8" hex spark plugs
Temporarily Out of Stock
Original design, for use in any applications requiring 5/8" hex size. These tools have the smallest outside diameter of the Lockit Socket line, which makes them particularly well suited for close tolerance applications such as Honda and Volkswagen engines with deep spark plug tubes. These engines often have restrictive gaskets, which makes the compact size a plus. This is the best tool available for marine engines with wet manifolds. 2-3/8" overall length.
5/8" #LS201 - $29.95

 
Original Design Plus Hex for 5/8" hex spark plugs Original Design Plus Hex for 5/8" hex spark plugs
Short hex end 5/8" Lockit Socket has all of the features of the original tools, with the additional convenience of a 5/8" external hex for use with a combination or ratcheting box wrench. In some cases, where ratchet access is limited by accessories, steering columns etc., the hex end can be a real advantage. Size: 5/8" 2 3/8" overall length.
5/8" #LS203 - $29.95

 
For H.D. 11/16" hex Screamin' Eagle spark plugs For H.D. 11/16" hex Screamin' Eagle spark plugs
Harley Davidson now offers an 11/16" Screamin' Eagle high performance spark plug. The Lockit Socket designed for these plugs is short enough to clear fuel tanks and petcocks, and has an external hex for use with a ratcheting box wrench. Available in 11/16" size. Overall length: 2-3/8". This socket also works well as a Harley Davidson clutch adjustment tool.
11/16" #LS22HD - $29.95

 
NEW!<br />3/4" Lockit Socket for Chain Saw Spark Plugs NEW!
3/4" Lockit Socket for Chain Saw Spark Plugs

This Lockit Socket is designed for use on all equipment utilizing 3/4" hex spark plugs, including Husqvarna and Stihl chain saws and power equipment. Slim outside diameter fits in tight spots and the "Gnarly Knurl" makes these tools easy to use with oily fingers. Overall length: 2-1/2"
3/4" #LS246 - $29.95

 


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another BIG FRESH design!