1.CR-V CONSTRUCTION: Made of heat-treated chrome vanadium steel for strength and durability.2.DURABLE FINISH: Mirror Polished Chrome Plated for long-lasting protection and resist corrosion.3.12-POINT BOX END: Doubles the access angles of a 6-point, preventing round-off and applies force to the flat sides of fastener heads rather than the corners.4. OFFSET END: Creating clearance for your fingers and making it easier to maneuver around obstructions.5.Widely Use: Applied in DIY hand-making, household maintenance, and most general repairs.