3-7/8" 12-Point SAE Straight Pattern Box End Striking Wrench - J.H. Williams

The J.H. Williams JHWSFH1819WA 3-7/8" 12-Point SAE Straight Pattern Box End Striking Wrench is engineered for demanding professional applications where extreme force is necessary to loosen stubborn or set large fasteners. This heavy-duty tool is designed to be struck directly with a hammer on its ample anvil area, providing the robust impact needed to address the most challenging industrial and automotive tasks. Manufactured with superior strength and durability, this striking wrench ensures reliable performance and a long service life in rigorous environments.

Key Features

• Impact-Ready Design: Features a large, proportioned anvil area specifically engineered to be struck by a hammer, facilitating efficient force transmission to the fastener.
• Enhanced Durability: Constructed from high-strength steel with special heat treating, providing maximum durability and resistance to wear under repeated heavy use.
• Secure Fastener Engagement: The 12-point box end is designed to remain securely engaged on the fastener during impact, preventing slippage and ensuring effective power transfer.
• Straight Handle Strength: A straight handle design resists springing and transmits force more effectively, allowing the fastener to turn more easily even when significant torque is applied.
• Professional Grade: Built to withstand the rigors of industrial use, ensuring reliability and longevity for professional technicians and mechanics.

Applications

This J.H. Williams striking wrench is an indispensable tool for heavy industrial, MRO (Maintenance, Repair, and Operations), and heavy-duty automotive applications. It is ideal for loosening frozen or rusted nuts and bolts on heavy machinery, structural components, pipelines, and large vehicle assemblies. Common use cases include work in oil & gas facilities, mining operations, power generation plants, manufacturing, and general facility maintenance where large-diameter fasteners are routinely encountered and require considerable force for manipulation.

Specifications

• Model Number: JHWSFH1819WA
• Size: 3-7/8"
• Point Count: 12-Point
• Measurement System: SAE
• Pattern: Straight Box End
• Overall Length: 17 29/32 inches
• Weight: 17.42 lbs