This is a vintage Mac Tools SC20 3/8" drive 3-point slot spanner socket, specifically designed for 1953-1956 Chevrolet ignitions.

Key Features:

• 3/8" Drive: Compatible with standard 3/8" drive ratchets and wrenches.
• 3-Point Slot Design: Precision fit for 53-56 Chevy ignition components.
• Durable Construction: Built to last with high-quality materials.
• Vintage Mac Tools Quality: A testament to the brand's legacy.

Mac Tools, SC20, 3/8" drive, spanner socket, 3-point, Chevy, 53-56, classic car, vintage tool, mechanic tool, automotive tool