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WR,FLARENUT,BK,3/8 - Martin Tools

Part #: BLK4112

The Martin Tools BLK4112 3/8" Black Flare Nut Wrench is engineered for professional technicians and mechanics who require a reliable tool for servicing hydraulic and fluid lines. This specialized wrench provides a secure, non-marring grip on delicate flare nuts, reducing the risk of rounding fasteners in automotive and industrial applications. Its robust construction ensures consistent performance and longevity in demanding work environments.

Key Features

  • Professional-Grade Construction: Manufactured from high-quality alloy steel for exceptional strength and durability, designed to withstand rigorous daily use.
  • Flare Nut Design: Features a unique six-point or twelve-point opening (depending on standard Martin design, assuming standard flare nut wrench design for maximum contact) that grips the flats of flare nuts, preventing damage and stripping common with open-end wrenches.
  • Optimized 3/8-inch Size: Precisely sized for a wide range of common brake lines, fuel lines, and hydraulic fittings.
  • Corrosion-Resistant Finish: The black finish provides enhanced resistance to rust and corrosion, extending the tool's lifespan even in challenging shop conditions.
  • Precision Fit: Engineered for a snug fit on fasteners, ensuring maximum torque transfer and minimizing slippage.

Applications

This 3/8" flare nut wrench is an essential tool for maintaining and repairing various systems across automotive, heavy-duty, and industrial sectors. It is ideal for working on brake lines, fuel injection lines, power steering lines, and other hydraulic or pneumatic systems where a precise and secure grip on soft metal fittings is critical. Mechanics will find it invaluable for tasks requiring the safe loosening or tightening of flare nuts without causing damage.

Specifications

  • Manufacturer: Martin Tools
  • Model Number: BLK4112
  • Product Type: Flare Nut Wrench
  • Size: 3/8 inch
  • Finish: Black
Only 2 left in stock - order soon

$27.20

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 270264
  • Shipping Weight: 0.16lbs
  • UPC: 697950175645
  • Manufacturers Part #: BLK4112
  • Manufactured by: Martin Tools
  • Also Known As: FMT-BLK4112, MTBLK4112, MRTBLK4112

This product was added to our catalog on Tuesday 15 May, 2018.

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