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.FeatureWide application for removing stripped, rusted or damaged bolts and screws27 pieces screw extractor set suits a wide range of broken screw sizesMade from high quality Cr-Mo steel with increased strength and hardnessHeat treated surface for rust resistanceDouble headed extractor each with 3/8" square drive for compatibilityCan be used directly with ratchet wrench without the need of connecting sleeveSuitable for power, air and manual tools with included adapter setLeft-hand spiral head for a firm grip that tightens as you turnLaser etched label for clear and long-lasting identificationEasy to store with thickened HDPE case for heavy-duty use and transportSpecificationMaterial: Cr-Mo Steel, HDPEDimension of Box: 11.5" x 8"Net Weight: 4.5 lbsPackage Includes:1 x 27 Pieces Screw Extractor SetPE