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PROTO J3818M Metric Ratcheting Flare Nut Wrench, 18 mm - Metric, Single End, Ratcheting 12-Point Flare Nut Wrenches
PROTOMetric, Single End, Ratcheting 12-Point Flare Nut Wrenches

PROTO J3818M Metric Ratcheting Flare Nut Wrench, 18 mm

The PROTO J3818M is a metric, single-end, ratcheting 12-point flare nut wrench made from alloy steel with a black oxide finish. It features an 18 mm head size and a 7 1/4 in overall length.

SKU 3G-OTH-313282

Brand
PROTO
Item
J3818M Metric Ratcheting Flare Nut Wrench, 18 mm
Part Number
J3818M
Category
Metric, Single End, Ratcheting 12-Point Flare Nut Wrenches
Available to Order
Also known as:J3818MPROTO
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Technical Specifications

PROTO
Manufacturer Part Number
J3818M
Type
Black Oxide
Overall Lg
7 1/4 in
Head Size
18 mm

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

Product Description

The PROTO J3818M is a metric, single-end, ratcheting 12-point flare nut wrench made from alloy steel with a black oxide finish. It features an 18 mm head size and a 7 1/4 in overall length.

Frequently Asked Questions

What is the PROTO J3818M flare nut wrench used for?

The PROTO J3818M 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 18 mm head size and alloy steel construction provide grip and torque without rounding soft nuts.

What are the specifications of the PROTO J3818M flare nut wrench?

The PROTO J3818M has an 18 mm head size, 7 1/4 in overall length, and a black oxide finish. It is made from alloy steel and features a ratcheting 12-point design for single-end metric use. The manufacturer part number is J3818M.

Where to buy the PROTO J3818M flare nut wrench worldwide?

3G Electric supplies the PROTO J3818M flare nut wrench worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this metric ratcheting wrench for your maintenance or repair needs.

How to select the right flare nut wrench size?

To select the correct flare nut wrench, measure the nut's hex size across the flats. For the PROTO J3818M, the head size is 18 mm, suitable for metric fittings. Ensure the wrench is ratcheting and 12-point to grip without slipping. Always match the wrench size to the nut to avoid damage.

Used in

Common applications for PROTO
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Plumbing and mechanical — PROTO J812HD straight pipe wrench with 2 in jaw capacity for gripping and turning pipes.
Precision fastening — PROTO J61929 multi-bit screw and nut driver kit with 26 alloy steel bits for assembly and maintenance.
Tool organization — PROTO JUC3743-3SG heavy-duty utility cart with drawers, power strip, and padlock for shop floor use.
Metric fastener service — PROTO JSCVM-20SB 20-piece ratcheting combination wrench set covering 6 mm to 32 mm.
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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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Alloy steel construction with black oxide finish. Single-end ratcheting 12-point design for 16 mm flare nuts. Overall length 7 1/4 in. Used on brake lines, fuel systems, and hydraulic fittings
PROTO
Alloy steel construction with black oxide finish. Single-end ratcheting 12-point design for 16 mm flare nuts. Overall length 7 1/4 in. Used on brake lines, fuel systems, and hydraulic fittings

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