SKU: 21207020979

Klein Tools 68310 Ratcheting Refrigeration Wrench, 3/16 & 5/16 in. Square x 1/4 & 3/8 in. Square

Sale price$17.99 Regular price$19.99
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Ships within 48 hours · Estimated delivery Jul 19 - Jul 24

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Description

Klein Tools 68310 Ratcheting Refrigeration Wrench, 3/16 & 5/16 in. Square x 1/4 & 3/8 in. SquareRatcheting Refrigeration Wrench (3 165 16 x 1 43 8 in.) This compact, reversible ratcheting wrench from Klein Tools is engineered for refrigeration packing gland nuts, valve stem sockets, and beam clamp installations. It features four clearly marked square socket sizes and a chrome plated, rugged build for lasting performance. Key Features: 4 in 1 Square Sockets: 3 16, 5 16, 1 4, and 3 8 in. sizes clearly marked for quick identification Instant

Ratcheting Refrigeration Wrench (3/16–5/16 x 1/4–3/8 in.)

This compact, reversible ratcheting wrench from Klein Tools is engineered for refrigeration packing gland nuts, valve stem sockets, and beam-clamp installations. It features four clearly marked square socket sizes and a chrome-plated, rugged build for lasting performance.


Key Features:

  • 4-in-1 Square Sockets: 3/16, 5/16, 1/4, and 3/8 in. sizes clearly marked for quick identification
  • Instant Reversal: Quick-flip reversing lever enables fast ratchet direction changes
  • Durable Construction: Laminated build with smooth edges and chrome-plated finish for rust resistance
  • Compact Design: Slim profile reaches tight spaces commonly found in HVAC and refrigeration work
  • Made in USA: Quality manufacturing you can trust

Specifications Table:

Specification Details
Model Number 68310
Hand Tool Type Box-End Wrench
Wrench Type Ratcheting
Features Reversible
Measurement Standard SAE
Individual/Set Individual
Number of Pieces 1
Socket Sizes 3/16 in. square, 5/16 in. square, 1/4 in. square, 3/8 in. square
Construction Laminated for strength; smooth edges
Finish Chrome-plated for rust resistance
Reversing Mechanism Quick-flip reversing lever
Country of Origin USA

Frequently Asked Questions (FAQ):

Q: What applications is this wrench designed for?
A: It’s designed for refrigeration packing gland nuts, valve stem sockets, and beam-clamp installation.


Q: How do I reverse the ratcheting direction?
A: Use the quick-flip reversing lever to instantly change the ratchet direction.


Q: What socket sizes are included?
A: Square sockets in 3/16 in., 5/16 in., 1/4 in., and 3/8 in.


Q: Is it suitable for tight spaces?
A: Yes, its compact profile makes it ideal for confined areas in HVAC and refrigeration systems.


Q: Where is it made?
A: Made in the USA.


Precision in a Pocket-Sized Powerhouse

Sleek and purposeful, this Klein Tools refrigeration wrench slips into tight mechanical moments with grace. The chrome-plated finish and clearly marked sockets deliver a refined, professional aesthetic. Style it alongside a curated HVAC toolkit—each piece selected for performance and polish. It’s a small luxury that elevates everyday work to an art form.


Equip your HVAC toolkit with this compact, reversible 4-in-1 wrench for faster, cleaner installs.

Warranty

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 21207020979

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G
Verified Purchase
Gummy Roach
Carnegie, US
★★★★★ 5
Very easy to use
Size: 12 Pairs / 24 pcs
I have an Onkyo audio/video receiver along with an Emotiva amplifier. Both have speaker "post" terminals which will accept banana plugs, OR I can connect the speaker wires by unscrewing the posts, poke the speaker wires into the terminals and then tighten the posts. The problem with poking the wires into the terminals and tightening the posts vs using banana plugs is that there is a risk of the wires touching the metal on the back of the chassis or touching other speaker wires, causing a short if one is not careful. With banana plugs, they simply plug into the back/top of the posts, eliminating the rsick of a short circuit. They can also be unplugged very easily if needed. Banana plugs are DEFINITELY the preferred way to connect speakers to an receiver or amplifier if they have post-style terminals. These particular banana plugs came in a package of 12 I believe. They were very reasonably priced, and simple to connect to the end of the speaker wires. Simply unscrew the banana plugs, use a small, standard jewelry screwdriver and loosen both of the set screws, insert the speaker wire, then tighten the set screws, and then screw the banana plug back together. The plugs have either a red band which would typically be used for your "Right" speakers, or a black band which would typically be used for the "left" speakers. The banana plugs insert into the top or front of the speaker terminal posts on the amp and receiver. They fit VERY snug, and so I did have to apply just a little bit of pressure in order to insert them into the posts, but once plugged in, rest assured they're not going anywhere. They are snug. I highly recommend these.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 2, 2025
F
Verified Purchase
Frank from Baltimore
Belleville, US
★★★★★ 5
Well made, a solid connection.
Size: 6 Pairs / 12 pcs
I liked them. They really lock down on the speaker wire to make a firm connection. They seem well made and are easy to install. My system sounds great.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 1, 2026
M
Verified Purchase
Micky
Fort Morgan, US
★★★★★ 5
Works as intended
Size: 12 Pairs / 24 pcs
These banana plugs are quite easy to use, and securely connected my speaker cables to the receiver. They have a quality feel as well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 27, 2025
E
Verified Purchase
Eric Doka
Los Angeles, US
★★★★★ 5
Solid product
Size: 12 Pairs / 24 pcs
High quality. Good connectivity.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
M
Verified Purchase
Matt B.
Port Orchard, US
★★★★★ 1
Tips broke in the binding post
Size: 12 Pairs / 24 pcs, Size: 12 Pairs / 24 pcs
UPDATE: Two tips broke off when unplugging them from the binding post and are now lodged in. Inexcusable and an utterly poor product. Solid connection in the binding post with no wobble or wiggle. They require some force to insert into the binding post, but once they're in they remain snug. I also tried removing and reinserting a few times and the connection remained solid. I've used other plugs in the past that have a softer tip and easily deform after one or two insertions. These do not have that issue.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 11, 2026

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