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13 mm open-end torque wrench head matte steel 14 x 18 mm drive

Capri Tools

Capri Tools CP31210-M13O 13 mm Open End Torque Wrench Head

SKU CH-2Z9P-VQBC5

A 13 mm open-end head with a 14 mm x 18 mm drive fits Capri Tools and other interchangeable torque wrenches

  • 13 mm open end fits common fasteners
  • 14 mm x 18 mm drive matches interchangeable wrenches
  • Heavy-duty steel construction resists wear
  • Premium matte finish reduces glare
  • Designed for Capri Tools interchangeable torque wrenches

13 mm open-end torque head

The Capri Tools CP31210-M13O is a 13 mm open-end interchangeable torque wrench head built for technicians who need a precise fit on metric fasteners. It is made from heavy-duty steel with a premium matte finish for durability in professional workshop environments. This head is designed for use with Capri Tools interchangeable torque wrenches and other brands that accept the same drive cavity.

14 mm x 18 mm drive cavity

The single specification that decides compatibility is the 14 mm x 18 mm drive cavity. Only wrenches with this exact rectangular opening will accept the head securely. Buyers whose torque wrenches use a different cavity size or a round drive cannot use this head and must select a different model.

Sustained workshop use

Under repeated tightening cycles the heavy-duty steel construction resists rounding and maintains dimensional accuracy on the 13 mm opening. The matte finish reduces glare and resists corrosion during long service intervals. California Proposition 65 notices apply because the product contains chemicals known to the state to cause cancer and reproductive harm.

Highlights

  • 13 mm open end fits common fasteners
  • 14 mm x 18 mm drive matches interchangeable wrenches
  • Heavy-duty steel construction resists wear
  • Premium matte finish reduces glare
  • Designed for Capri Tools interchangeable torque wrenches

Specifications

BrandCAPRI TOOLS

Questions about this item

What does the 13 mm open end size mean when I use this head on a fastener?

The 13 mm opening fits nuts and bolts with a 13 mm across-flats dimension, letting you apply torque directly to that size without an adapter.

How does the 14 mm x 18 mm drive cavity limit which torque wrenches I can attach it to?

The head only locks into wrenches that have a matching 14 mm by 18 mm rectangular cavity, so it will not fit handles with a different drive profile.

What clearance do I need around the fastener for this open-end head to engage properly?

The open-end design requires side access to slide over the flats, so you need enough lateral space to position the jaws without obstruction.

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