This Laser Tools extractor set is designed for safely and securely removing damaged, rounded, or corroded hex bolts and screws. The set includes 10 extractor sizes, ranging from 1.5mm to 10mm, with a 1/2inch ratchet adaptor for sizes 7, 8, and 10mm, ensuring a wide range of bolt and screw compatibility. The bits are 1/4in. Hex shank x 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm Hexbits x 50mm long, and 10mm Hex shank. The set is conveniently packaged in a durable plastic storage case for easy and efficient use and organization.