These are made from high-quality tool steel (M2 HSS). Designed to be used in a variable, reversible drill and can be used to extract many fastener types including Phillips, Slotted, Hex, Torx, Tri-Wing, Pozidriv, Fearson, most tamper-resistant screws, and more.

• Works on bolts as small as No10 or as large as 5/16".

• Can drill up to grade 8 or 10.9 class fasteners.

• Both drill and tap use the drill in reverse.

• Each bit has drill head on one end and a matching tap on the other.

• Available as kits of multiple sizes or individual extractor bits.

• Each extractor bit covers a range of screw and bolt sizes.

• Always wear eye protection.

• Consider impact protection.