• The 12 magnetic nut drivers are made of CrV steel are 2.5" in length with a universal 1/4-inch detent hex shanks to lock securely into any standard drill chuck, screw gun or quick change fitting
• Sizes included - SAE: 3/16, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16" and Metric: 5, 5.5, 6, 7, 8, 10, 12mm
• 3pc square drive socket adapters transforms any drill or 1/4" hex impact driver into a power nut driver for 1/4, 3/8 and 1/2" sockets
• 6" x 1/4" hex head flex extension bar has swivel collar and is magnetic to hold bits and fasteners securely in place
• 3" magnetic drive guide with sliding collar for longer screws, standard 3" magnetic extension and 1/4" quick connect adapter
• All bits fit in our 2 sided flip case with crystal clear lids so you can easily find the needed bit
• Peg hook hanger tab can be pulled out for hanging or pushed flush into the case for compact storage
(California Prop 65)