Compatible with 3/8" impact wrenches (tested 8,000 RPM). Color: 14 Piece. INSTANT GRIP TECHNOLOGY: Forces frozen bolts OUT in seconds- Hardened CR-MO steel extractors (Rockwell HRC 51+) with reverse-spiral teeth bite deeper as you turn, removing sheared lug nuts, rusted exhaust bolts, and rounded oil plugs other kits can’t.
