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Fits 1-3/8”(1.36“) OD four-slot castle nuts / DIN 1804 nuts / round retaining nut / castellated collet nut / slotted nut / spindle nut / locknut

This lock nut wrench is made from HARDENED HIGH CARBON STEEL with adequate HEAT TREATMENT and black POWDER COATING

Dimensions of the tool: 7 x 1-3/8 Inches

The torque required may be greater than you thought. This Spanner Tool comes with a 3/8” Ratchet Opening to Assist Turning

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Ultra-Thin Design: With a mere 3mm thickness, this Super Thin open end Wrench reaches fasteners in the tightest spaces. Perfect for narrow spots where traditional wrenches can't fit. Each wrench is precisely machined to ensure a perfect fit, delivering maximum torque without slippage.

High-Quality Construction: Made from premium carbon steel with a mirror polish finish, this thin wrench set is built for durability and strength. Chrome plating provides rust resistance, and heat treatment ensures maximum strength and a long lifespan.

Compact and Convenient: Each wrench in this thin wrench set features dual sizes, reducing the number of tools you need to carry. Sizes are clearly stamped on both sides of the handle for easy identification: 5.5x7mm, 8x9mm, 10x12mm, 11x13mm, 14x17mm, 19x21mm.

Advanced Workmanship: Precision laser-cut craftsmanship allows you to easily tighten and loosen hex or square nuts and bolts. This design offers less slip and rounding compared to regular open-end wrenches.

Versatile Application: Ideal for a variety of uses, including bicycle, motorcycle, and car repairs, as well as household, machinery, and electrical maintenance. This super-thin double open-end wrench set is anti-abrasive and practical. Contact us for assistance with any product defects.

【PACKAGE CONTENT】You will receive 11pcs 3/8inch drive metric crows foot wrench(10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 22mm, each size 1pc) and 1pc clip-on organizer, can meet your different usage needs.

【WIDE APPLICATION】The 3/8-inch drive wrench adapter can be easily interchanged, installed and removed. Suitable for any 3/8-inch drive ratchet, extension rod or torque wrench, convenient and flexible, improve efficiency, labor-saving and practical.

【EASY TO USE】The small size is great for accessing fasteners in small spaces that are out of reach. Each wrench is designed with number scale, simple and easy to read, easy to find the required size, easy to use, saving your time.

【APPLICATIONS】This set’s wide variety of crowfoot wrench sizes provides extensive coverage for the removal and replacement of 6-point fasteners. Whether you’re working on fuel systems, hose fittings, plumbing jobs, or simply loosening and tightening hex nuts and bolts in tight spaces, this wrench set has you covered for a wide variety of applications. When you’re done working, just fit your wrenches onto the included anodized aluminum rail for quick and easy storage.

【DURABLE MATERIAL】The crows foot wrenches are forged from high carbon steel, polished surface, has high hardness, high abrasion resistance, durable and sturdy, not easy to deform or break, reusable and has long service time.

Professional tool 4 kit can be used: 9x11mm, 10 × The 12mm, 13x14mm and 15x17mm tools clamp the flared nuts of eight common standard sizes

Each wrench comes in two sizes, offering more options and less carrying.

Wrench kit comes with a pouch for easy organization and easy storage

The one-piece alloy steel tool structure maximizes durability, thereby improving strength and extending tool life

Mechanic, auto repair technician or other ideal tools for working on the production line

High Quality: A DURATECH premium 10 x 12 mm super thin wrench. Thin, but strong. Made of premium carbon steel with mirror polish finish

Chrome Plating: Chrome plated for durability and corrosion resistance, heat treated for maximum strength and long lifespan

3 mm Thickness: 3 mm SUPER THIN wrenches which let you reach fasteners in tight clearance. Useful especially in narrow spots where traditional wrenches can’t reach. Precisely machined for a perfect fit on all fasteners, giving you maximum torque without slippage

Common Size: Wrench sizes are stamped twice on both sides of handle for easier size identification: 10 x 12 mm. Two sizes per wrench provides more options with less to carry

Good choice: Our Super-Thin double open end wrench set is pretty anti-abrasive. Practical design, widely applicable in industries as bicycle, motorcycle, car repair repairing and maintaining, household, machinery and electric power

【PRECISION ENGINEERING】Exceptionally crafted with a 1/8 inch super-thin profile, these wrenches easily access tight gaps and narrow spaces, perfect for intricate work in confined areas.

【COMPREHENSIVE SET】This extensive set includes 19 wrenches, covering 38 sizes from SAE 1/4" to 27mm, each double-sided and clearly marked, maximizing efficiency and versatility.

【ROBUST CONSTRUCTION】Made from high-quality chrome vanadium steel, these wrenches are heat-treated and drop-forged, boasting a mirror-polished, corrosion-resistant, and rust-proof finish for long-lasting use.

【ORGANIZED & PORTABLE】The set comes in a robust, roll-up pouch with distinct size markings and convenient copper hanging holes, ensuring organized storage and easy portability for professionals.

【MULTIFUNCTIONAL USE】Ideal for various tasks in bike, car, and machinery repairs, as well as household maintenance, these wrenches are essential for any mechanic or DIY enthusiast.

11-Piece Crowfoot Wrench Set: 3/8'' crows foot wrench set includes 1/2''-3/8'' adapter, 3 inches/6 inches 3/8'' extension rods, Metric：10mm, 12mm, 14mm, 16mm, 17mm, 18mm, 19mm, 22mm. It is used to touch fasteners and accessories that are difficult to touch the area or a narrow space.

V -Type Opening Design: Unlike most U-shaped products on the market, our crowfoot wrench set uses V-type design. There are more contact surfaces. 5 points provides firmer grip, and it can also prevent screw bolt damage during use.

Widely Applicable: The crows feet wrench can not only be widely applicable 3/8" drive breaker bar, extended rods, or torque wrenchs. You can also use 1/2''-3/8'' adapter to convert to use 1/2'' drive breaker bar, extended rods, or torque wrenchs. Widely apply your daily life.

Durable Material: The 3/8 crowfoot wrench set is made of durable 40Cr, heat-treated, surface prevents rust, corrosion and deformation for greater strength and durability.

Multi-Scenario Application: This crow foot wrenches set is suitable for fasteners and fittings that are unable to reach in ordinary wrenches or sockets. It is very suitable for car automotive and truck work in tight engine/radiator areas and control arms, or work under the sink /toilet, such as spray hose of faucet, or machine nuts and bolts.

Durable Construction: Each metrics crows’ foot is made of heat-treated, drop forged chrome molybdenum steel for reliable strength and durability, the flare nut wrenches are further coated to resist wear, tear, and corrosion under even punishing use. These wrenches have return tabs at the jaws, so you can have better leverage and more grip, and they will slip easily over your fasteners.

Package Content: The flare nut wrench set includes precision crafted 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, and 19mm for 3/8-inch drive, and 21mm, 22mm, and 24mm for 1/2-inch drive for larger cars, trucks or vehicles. The included storage case provides organized storage for easy transport.

Function: The metric crows foot wrench set includes 15 large sized metric crowfoot flare nut wrenches for use with 3/8" and 1/2" drive ratchets, extensions, impact torque wrenches, and more. Say goodbye to struggling with flare nut removal in hard-to-reach areas with our 15 pcs crowfoot wrench set.

Easy Operation: Each socket crowfoot flare nut fits into confined and restricted spaces. Our flare nut wrench set fits into restricted and hard-to-reach spots where a regular wrench or socket won't reach.

Wide Applications: The metric crowfoot wrench set includes 15 flare nut wrenches to specifically reach and manipulate flare nuts on hard-to-reach areas of cars, trucks, dozers, tractors. These multipurpose adjustable wrenches easily remove flare nuts of 15 sizes from 8 mm (5/16’’) to 24 mm (15/16’’), working with your torque wrenches to satisfy various vehicle servicing needs.

13-PIECE CROWFOOT WRENCH SET: 3/8'' crows foot wrench set includes 1/2''-3/8'' adapter; Two 3/8" drive extension bars(3 & 6 inches); Metric: 10mm, 11mm, 12mm, 13mm, 14mm,15mm,16mm, 17mm, 18mm, 19mm.

HIGH-QUALITY MATERIAL: Crowfoot wrench is made of heavy-duty carbon steel for greater strength and durability. Black electrophoretic coating for rust and corrosion resistance. Laser lettering, that font is clear and not easy to deform. Additionally, the clear label allows you to identify it quickly.

EASY TO USE: These metric crowfoot wrenches fit perfectly on any 3/8” drive ratchet, extension rod or torque wrench. Easy to access to nuts and bolts in tight spaces, 10 sizes for you to change at any time, making your work easier.

HANDY ORGANIZER BOX: Equipped with a sturdy handy toolbox for effortless organization, storage and carry. Clear size markings inside the box keep the crow foot wrench in place, making them easy to carry and take out.

DESIGNED FOR TIGHT SPACES: Easy to access for working areas where a conventional open-end wrench cannot reach. WORKPRO crow feet wrench set is widely used for pipeline repair home maintenance mechanic repair auto & bicycle repair.