JET 3/8-Inch Drive 6-Inch Heavy-Duty Impact Socket Extension Bar (681954) | Premium SAE 4140 Chrome Molybdenum Industrial Impact Extension Rod
Brand: JET
Condition: New
Reach deep-set fasteners and clear tight engine obstructions with high-torque impact power. Upgrade your pneumatic and cordless impact setups with the JET 681954 3/8" Drive 6" Impact Extension.
Engineered for automotive technicians, industrial mechanics, and heavy machinery operators, the JET 681954 3/8" Drive x 6" Impact Extension Bar delivers uncompromised power transfer from your air or battery impact wrench directly to the fastener head. Featuring a 6-inch reach, it provides the essential clearance needed to bypass engine brackets, frame rails, and mechanical obstructions without sacrificing rotational torque.
Forged from premium SAE 4140 Chrome Molybdenum (Cr-Mo) high-impact steel, this industrial-grade extension is built to absorb violent rotational shock loads and high torque spikes without shattering or binding. Finished in a protective black industrial coating with a spring-loaded retaining ball, it meets and exceeds rigid ANSI and U.S. Federal GGG-W-660A performance standards for heavy-duty power tools.
Key Features & Benefits
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SAE 4140 Chrome Molybdenum Construction: Forged from high-grade 4140 Cr-Mo impact steel for maximum toughness and shatter resistance under heavy pneumatic torque loads.
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6-Inch Reach Profile: Extends your socket setup to easily access recessed bolts, deep engine bays, and tight structural frames.
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Heavy-Duty Retention Ball: Features a solid spring-loaded detent ball on the male drive anvil to keep impact sockets locked in place during high-speed operation.
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Black Industrial Coating: Durable chemical coating shields the steel body against shop fluids, oil corrosion, and rust while resisting chipping.
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Exceeds ANSI & Federal Specs: Fully compliant with ANSI and U.S. Federal GGG-W-660A specifications for industrial power tool accessories.
Technical Specifications
| Attribute | Specification |
| Brand | JET® Equipment & Tools |
| Model / Part Number (MPN) | 681954 |
| Universal Product Code (UPC) | 059629868423 |
| Condition | Brand New |
| Tool Type | Heavy-Duty Pneumatic / Cordless Impact Socket Extension |
| Drive Size | 3/8 Inch Square Drive (Male to Female) |
| Overall Length (OAL) | 6 Inches (152.4 mm) |
| Material Construction | Forged SAE 4140 Chrome Molybdenum (Cr-Mo) Steel |
| Finish / Plating | Corrosion-Resistant Black Industrial Coating |
| Compliance Standards | ANSI & U.S. Federal Specs GGG-W-660A |
Complete Package Contents
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1x JET 3/8" Drive 6" Impact Socket Extension Bar (MPN: 681954)