This SAE magnetic nut driver bit set features powerful magnets to hold fasteners in place. Made of heat-treated chrome vanadium steel.

• Powerful magnets hold fasteners in place providing one handed operation

• Rounded socket corners prevent stripping of fasteners by applying torque to the sides of the fastener

• 1/4 in. quick release hex shank, 6 in. total length (150 mm) and an insert depth of 1/8 in.

• Magnetic nut driver bits are ideal for hard to reach fasteners in your home, on your vehicle, or on metal or woodworking projects

• Heat treated impact grade chrome vanadium steel for use in 1/4 in. drive impact wrenches, drills, and drivers

• Black phosphate coating provides maximum strength and corrosion resistance

• Sizes: 6 in. (150 mm) long x 1/4, 5/16, 11/32, 3/8, 7/16, 15/32, 1/2, and 9/16 in.