Through-handle full-hollow shaft design for torquing hex nuts onto threaded rod of any length; Color-coded ends and tips for easy size identification; Wrench-assist for added torque; Rare-earth magnetic tip holds nut in place while fastening; Made in USA

Specifications:

Type: Magnetic, Non-Insulated, Heavy Duty Hollow-Shaft
Drive Size: 7/16 Inch
Shank Length: 4 Inch
Overall Length: 9.391 Inch
Shank Material: Steel
Handle Color: Brown