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PROTO J3810M Metric Single End Ratcheting 12-Point Flare Nut Wrench, 10 mm - Metric, Single End, Ratcheting 12-Point Flare Nut Wrenches
PROTOMetric, Single End, Ratcheting 12-Point Flare Nut Wrenches

PROTO J3810M Metric Single End Ratcheting 12-Point Flare Nut Wrench, 10 mm

The PROTO J3810M is a metric, single-end, ratcheting 12-point flare nut wrench made from alloy steel with a black oxide finish. It features a 10 mm head size and a 5 1/2 in overall length.

SKU 3G-OTH-313278

Brand
PROTO
Item
J3810M Metric Single End Ratcheting 12-Point Flare Nut Wrench, 10 mm
Category
Metric, Single End, Ratcheting 12-Point Flare Nut Wrenches
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PROTO
Manufacturer Part Number
J3810M
Type
Black Oxide
Overall Lg
5 1/2 in
Head Size
10 mm

Technical Documents

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PROTO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PROTO J3810M is a metric, single-end, ratcheting 12-point flare nut wrench made from alloy steel with a black oxide finish. It features a 10 mm head size and a 5 1/2 in overall length.

Frequently Asked Questions

What is the PROTO J3810M flare nut wrench used for?

The PROTO J3810M is a metric, single-end, ratcheting 12-point flare nut wrench designed for tightening or loosening flare nuts on brake lines, fuel systems, and hydraulic fittings. Its 10 mm head size and ratcheting mechanism allow one-handed operation in confined spaces, making it ideal for automotive and industrial maintenance.

What are the specifications of the PROTO J3810M flare nut wrench?

The PROTO J3810M is a metric, single-end, ratcheting 12-point flare nut wrench made from alloy steel with a black oxide finish. It has a 10 mm head size and a 5 1/2 in overall length. The manufacturer part number is J3810M, and it is not a reversible ratcheting tool.

Where to buy the PROTO J3810M flare nut wrench worldwide?

You can source the PROTO J3810M flare nut wrench through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this PROTO tool.

How to maintain the PROTO J3810M flare nut wrench?

To maintain the PROTO J3810M flare nut wrench, clean it after use with a dry cloth to remove debris and moisture. Apply a light coat of rust-preventive oil to the black oxide finish and ratcheting mechanism. Store in a dry environment to prevent corrosion. Avoid using the wrench on damaged or oversized fasteners.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting
Not sure this is the right part? Photo-identify it

PROTO Products

3G Electric supplies PROTO metric, single end, ratcheting 12-point flare nut wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Double-end, standard-head, 6-point flare nut wrench with 9 mm and 11 mm head sizes. Made of alloy steel with a satin finish. Overall length of 6 1/4 inches. Used for tightening or loosening flare nuts on brake lines, fuel lines, and hydraulic fittings
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