Mutt Tools 7 Piece Hollow Nut Driver Set 3 Inch SAE Pass Through

Mutt Tools 7 Piece Hollow Nut Driver Set 3 Inch SAE Pass Through provides durable hollow shaft nut drivers for electricians and mechanics with long reach.

Designed for daily professional use, these seven sizes cover common hex fasteners across electrical HVAC and automotive work. The hollow design accepts long bolts and threaded rod so you can reach recessed fasteners inside panels or machinery where a standard driver would fail to pass through. The 3 inch reach provides working clearance in tight spaces overhead installations and crowded toolbags where space is a premium.

Chrome vanadium steel construction and heat treatment provide maximum durability and secure torque transfer for hex fasteners. The precision-machined sockets grip fasteners securely, reducing slippage and protecting both tool and workpiece across demanding jobs. This set is built to meet professional trade expectations for electricians mechanics and HVAC technicians who rely on dependable tools daily.

Ergonomic cushions with color coded handles offer quick size identification in busy tool bags and reduce hand fatigue during long sessions. Non-slip surfaces and balanced weight distribution support overhead tasks and awkward-angle work while the included organized storage tray keeps all seven sizes accessible and ready to grab.

Features:

• Complete SAE Coverage: Includes seven nut driver sizes (3/16, 1/4, 5/16, 11/32, 3/8, 7/16, 1/2 inch) for tackling the most common fastener sizes in electrical, HVAC and automotive applications
• 3 Inch Hollow Shaft Design: Deep hollow core allows long bolts and threaded rod to pass through the driver; reach recessed and obstructed fasteners that standard solid-shaft nut drivers cannot access
• Chrome Vanadium Steel Construction: Heat-treated CrV steel delivers maximum strength and torque transfer; precision-machined sockets ensure a secure fit without rounding or stripping hex fasteners
• Ergonomic Non-Slip Handles: Color-coded cushion grip handles reduce hand fatigue during extended use; balanced weight distribution provides confident control for overhead and awkward-angle work
• Professional Trade Quality: Built for electricians, mechanics and HVAC technicians who demand reliable everyday tools; organized storage tray keeps all seven sizes accessible and ready to grab