WR4008M Multi-Function Box Wrench / - KAFUWELL Tools

WR4008M Multi-Function Box Wrench, 8-22mm Range, 45# Carbon Steel, Nickel-Plated Finish

This multi-function box wrench is forged from 45# carbon steel with a hardness of 47-49 HRC and features a durable nickel-plated finish. Designed to cover a wide range of fastener sizes from 8mm to 22mm, it incorporates laser-engraved metric and imperial markings on both sides for quick identification. The slim 8mm profile allows access to tight spaces, making it a versatile addition to any professional toolkit.

Specifications
Description

Specifications

Length
270mm

Width
37mm

Thickness
8mm

Size Range
8-22mm (5/16″-7/8″)

Material
45# Carbon Steel,
47-49 HRC

Finish
Nickel-Plated

Net Weight
243g

Product Description

High-Strength Forged Construction: Manufactured from 45# carbon steel and heat-treated to a hardness of 47-49 HRC, this box wrench is engineered for exceptional strength and resistance to deformation under high-torque applications. The robust construction ensures long-lasting performance in demanding work environments.

 

Corrosion-Resistant Nickel Finish: The wrench features a bright nickel-plated surface that provides superior corrosion resistance and a professional silver appearance. This finish not only protects the tool from rust and wear but also makes it easy to clean after use in greasy or dirty conditions.

 

Comprehensive Size Coverage: With a length of 270mm and a slim 8mm thickness, this single wrench covers a wide range of fastener sizes from 8mm to 22mm (5/16″ to 7/8″). The dual-sided design features laser-engraved metric and imperial markings on each side, allowing technicians to quickly select the correct size without interrupting workflow.

 

Ideal for Professional and Industrial Use: This versatile wrench is an excellent choice for mechanics, maintenance technicians, and equipment repair professionals who require a compact yet capable tool for a variety of fastener sizes. Its space-saving design and comprehensive size range make it a practical addition for field service kits and a high-demand item for hardware stores and industrial tool suppliers.

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