Genius Tools Impact Socket 21mm 1 Inch Drive Chrome Molybdenum Durable Heavy-Duty - 847021

Genius Tools Impact Socket 21mm 1 Inch Drive Chrome Molybdenum Durable Heavy-Duty - 847021 Impact Socket

This 21mm, 6-point impact socket is built for high-torque fastening with a 1" drive. Its 60mm (2.36") overall length helps maintain a compact, controlled fit on compatible impact tools while supporting consistent engagement on the fastener.

Constructed from Chromium Molybdenum Alloy Steel, it’s designed for high strength, durability, and anti-corrosive performance. A heat-treated, oil-quenched process and matte black oxide coating add exterior toughness and a strong inner core for long-term professional use.

Key Benefits

• 6-point 21mm impact socket design helps reduce fastener rounding under torque.
• 1" drive size fits heavy-duty impact tools for demanding shop applications.
• 60mm (2.36") overall length balances clearance, strength, and stable tool access.
• Chromium Molybdenum Alloy Steel construction delivers high strength and durability.
• Matte black oxide coating supports corrosion resistance and a tough working surface.
• Oil-quenched heat treatment creates a durable exterior with superior inner core strength.
• Permanently stamped size markings improve organization and fast identification in tool storage.

SKU 847021 meets or exceeds ANSI standards and is backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects. Built for professional technicians, it’s designed to perform reliably over a lifetime of heavy use while keeping sizing visible and easy to identify.