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

Regular price $19.99

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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.

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