This Jonard Tools Tk-70Ins insulated magnetized tip screwdriver set is a must-have for any DIY enthusiast or professional mechanic. The set includes seven pieces of screwdrivers with a range of shank lengths from 2 1/2 inches to 7 1/2 inches, making it perfect for a variety of projects. Each screwdriver is made of chrome vanadium steel and features a black oxide tip finish, slotted design, and tether-ready capability. The set also includes magnetic tips and a nylon case for easy organization and transport. With its ergonomic design and non-sparking, corrosion-resistant properties, this screwdriver set is sure to provide the precision and convenience you need for all your screwing needs.