Klein Tools' 1/2-Inch Hollow Magnetic Color-Coded Power Nut Driver was designed with the professional in mind. The 3 3/4-Inch (9.5 cm) hollow core facilitates work on threaded rod by enabling easier access to nut. Made of high-grade impact steel and is color-coded for easy identification. The nut driver contains Rare-Earth magnets to securely hold fasteners, and is also extra long for greater reach.Features Durable finish for corrosion resistance Rare-Earth Magnet, Impact Rated, Color Coded, Extended Length 3-3/4-Inch (9.5 cm) hollow core facilitates work on threaded rod Color-coded double line for easy size identification Replacement part for the Magnetic Color-Coded Power Nut Setter set (Cat. No. 32950) Magnet size designed for the specific hex size to hold screws and nuts more securely 1/2-Inch Power Nut Driver with a Rare-Earth magnet to retain fasteners for one-handed driving Impact-rated nut driver for the toughest driving applications Warnings Do NOT use to pry or chisel. Always wear approved eye protection. NOT insulated. Will NOT protect against electrical shock. Nut Driver Size: 1/2 in. Shaft Length: 5 in. (12.7 cm) Overall Length: 6.3 in. (16 cm) Overall Width: 0.72 in. (1.8 cm) Overall Height: 0.72 in. (1.8 cm) Weight: 0.220 lbs (3.52 oz) Material: Steel Alloy Magnetic: Yes Type: Hollow Nut Setter Measurement Standard: SAE Application: Fastening; Impact Driving Color Code: Red Insulated: No Depth: 6.315 in. DownloadsSpec Sheet