The screw extractor set includes 2 adapters and 25 extractors, ranging from 1/8" to 7/8" in 1/32" increments, all stored in a HDPE case. This versatile kit, engineered for the effortless removal of stripped, frozen, and damaged screws, is particularly beneficial in applications such as automobile repair, house renovation, and machinery installation. The innovative 3/8" square drive design offers flexible connection options, simplifying its use with a ratchet wrench. The multi-spline design, coupled with a reversed spiral, maximizes grip while minimizing user effort. Constructed from heat-treated Cr-Mo steel, this set is built to endure harsh use and withstand tough conditions. Gymax 27 PCS Screw Extractor Set Dual Headed Bolt Removal Kit Hex Head Stud in Orange