Diablo Magnetic Nut Driver DNTSL38B 3/8 Inch 1/4 Hex Shank (2 9/16 Length Impact Strong Nutsetter Electrical Automotive Fastening Tool)

Diablo DNTSL38B 3/8" x 2-9/16" Magnetic Impact Nut Driver

The Diablo DNTSL38B 3/8-inch magnetic nut driver drives hex nuts, self-tapping screws, and fasteners securely using corded and cordless impact drivers and drills. Engineered with a high-strength permanent magnet and a specialized MaxTorque Zone that absorbs peak rotational stress, this 1/4-inch hex shank nutsetter withstands extreme torque loads while eliminating fastener wobble. Outfitted with an impact-strong alloy steel body and a rust-resistant coating with laser-engraved size markings, it equips HVAC technicians, roofing installers, and contractors with reliable, high-endurance fastening performance.

Best Used For:

• HVAC Ductwork and Sheet Metal Installation: Driving self-tapping sheet metal screws and hex fasteners rapidly during commercial and residential HVAC setup.
• Metal Roofing and Siding Assembly: Fastening roofing panels and wall cladding securely with anti-wobble magnetic bit retention.
• General Construction and Structural Framing: Tightening heavy hex nuts and lag fasteners under the rigorous torque output of cordless impact drivers.

Key Performance & Safety Features

• High-Strength Permanent Magnet: Built-in magnetic core locks hex nuts and screws firmly in place to eliminate wobble and drop-offs during fastening.
• MaxTorque Zone Technology: Optimized torsional absorption zone flexes under high stress to protect the tip and extend overall tool lifespan.
• Impact-Strong Heat-Treated Steel: Heavy-duty alloy construction handles the extreme vibrational forces of modern high-torque impact drivers without snapping.
• Corrosion Protection Coating: Specialized surface plating prevents rust formation and wear when operating in damp, outdoor jobsite environments.
• Laser-Engraved Size Markings: High-visibility laser markings allow instant bit identification for rapid, accurate tool selection in dark toolboxes.

What's Included

• (1) Diablo DNTSL38B 3/8" x 2-9/16" Impact Strong Magnetic Nutsetter

Technical Specifications

Pro-Tip: When fastening sheet metal screws or hex nuts in tight HVAC spaces with an impact nut driver, keep the driver square to the fastener head to prevent cam-out and preserve the lifespan of the socket walls.