Professional grade 12x65mm 5pcs pack magnetic nut drivers with quick release shank. Those nut drivers designed to fit most power drills and cordless screw guns. Each bit equipped with powerful magnet that is able to keep nut or bolt inside the socket for easy one hand operation.

Features:

• Made of high grade CRV steel
  
• Hardened and tempered steel for durability
• Each bit equipped with a powerful magnet
• Fits most power drills and cordless screw guns

Specifications:

• Brand: Harden
• Model: 53912
• Driver size: 12mm
• Length: 65mm
• Shank hex size: 1/4in or 6.3mm
• Made of CRV hardened, tempered steel

Package includes:

• 5pcs 12mm magnetic nut drivers
• Retail packaging