Damaged Screw Extractor and Remove Set by YAMO - Easily Remove Stripped or Damaged Screws - Made From H.S.S. 4341# the Hardness Is 62-63hrc - Set of 4 Stripped Screw Removers PREMIUM QUALITY DAMAGED SCREW REMOVER: Your damaged screw extractor set is backed by our Highest Quality Promise. REMOVE STRIPPED SCREWS: Easy simple removal of damaged, stuck, stripped, broken, rusted, free-spinning screws and bolts and deck screws. EASY TO USE: Easy to use, with just two simple steps! An essential part of every home improvement tool kit. Works with all drills. Comes with a case and makes a thoughtful gift WORKS ON ALMOST ANY SCREW SIZE: The 4 piece damaged screw extractor set works with any drill and any screw size or bolt. HARDENED STEEL BUILT TO LAST: Made from HSS hardened tool steel (60HRC) and tempered twice for extra hardness