·PREMIUM QUALITY: All nut drivers, socket adapters, quick-release extension bit holders, and wing nut drivers are made of Cr-V steel, with longer service-life, and higher shock resistance. And screwdriver bits are made of S2 steel for strong hardness.

·HIGH PERFORMANCE: The 1/4" hex shank allows the nut drivers, adapters, and bits can be used with a variety of quick-change chucks and drills. There is a premium magnet inside each nut driver to hold the drill bit firmly. The quick-release extensions can quickly install the bits.

·EASY TO CARRY & IDEAL GIFT: The blow molding box is included for good storage and carry. The beautiful design of the box and our complete nut driver set make it an ideal gift for a man, father, him, or grandpa.

·Good After-sale Service: Please just let us know if you have any problem with our 54PCS magnetic nut driver set. Our service team will be always here for you to reply to your message within 24h.

·Reasonable Set: LIBRATON 31PCS magnetic nut driver set contains 14PCS 1/4'' magnetic nut drivers (SAE 3/16" 1/4'' 5/16'' 3/8'' 7/16'' 1/2'' 9/16'') and (METRIC 6mm 8mm 10mm 11mm 12mm 13mm 14mm), 14PCS 6inch magnetic nut driver (SAE 1/4'' 5/16'' 3/8'' 7/16'' 1/2'' 9/16''), and (METRIC 7mm 8mm 9mm 10mm 11mm 12mm 13mm 14mm), 1PC 1/4'' impact to Hex converter, 2PCS long drill bit (PH1 PH2).

·Premium Quality: All impact nut driver set, 6inch long nut drivers, bit extensions and converter are made of Cr-V steel, longer service-life, higher shock-resistance. And their surface is electrophoresed, strong resistance to oxidation and corrosion.

·High Magnetic Force: There is a premium magnet inside each nut driver set magnetic, and each nut driver is deep enough to ensure the safe lock and to hold the drill bit firmly when fastening or loosing the nut or the bolt.

·Easy to Carry and Ideal Gift for Him: impact drill sockets set and other accessories can be well organized in a nice blow molding box, easy to store in your toolbox or carry around. It is also an ideal gift for a man, father, him, or grandpa.

·EASONABLE SET: Libraton nut driver set contains 18PCS nut driver ( Metric 5mm, 6mm, 7mm, 8mm, 10mm, 11mm, 12mm, 13mm, 14mm; SAE 3/16", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16"), 3PCS socket adapter ( 1/4", 3/8", 1/2"), 3PCS bit extension holder (60mm, 100mm, 150mm), 24PCS 1" screwdriver bit (PH0, PH1, PH2, PH3; SL3, SL4, SL5, SL6; H4, H5, H6; PZ1, PZ2, PZ3; T5, T6, T8, T10, T15, T20, T25, T27, T30, T35), 4PCS 2" screwdriver bit (PH1, PH2; SL2; SQ2), 2PCS wing nut driver (9mm 12mm).