Performance Tool 3/8" Drive 21mm Spark Plug Socket

3/8 in. drive spark plug socket with recessed edges and chrome vanadium steel construction. Featuring large stamping for easy identification.

• Recessed edges.

• Socket openings are designed to reduce fastener rounding.

• Chrome vanadium alloy steel construction for strength and durability.

• Polished nickel chrome plated finish resists corrosion.

• Large stamping for quick identification.

• Spark Plug Socket