Genius Tools Hex Head Driver 4mm Size 3/8 Inch Drive 52mm Length Durable Steel Construction - 345204

Genius Tools Hex Head Driver 4mm Size 3/8 Inch Drive 52mm Length Durable Steel Construction - 345204 Impact Bit Socket

Built for consistent fit and repeatable results, this 4mm hex impact bit socket pairs a 3/8" drive with a compact 52mm overall length. The hex head driver format helps maintain tool control while working in tight spaces where a standard-length socket may be less practical.

Constructed from Chromium Molybdenum Alloy Steel, it is engineered for high strength and durability with anti-corrosive properties. Heat treatment and a black oxide coating support long-term service in demanding professional environments.

Key Benefits

• 4mm hex impact bit socket provides a secure, precise fit on fasteners.
• 3/8" inch drive size supports common professional ratchets and impact tools.
• 52mm (2.05") overall length balances access, control, and compact storage.
• Chromium Molybdenum Alloy Steel delivers high strength with anti-corrosive properties.
• Heat-treated construction increases strength for rigorous professional technician use.
• Black oxide coating helps protect the surface during repeated heavy-duty service.
• Permanently stamped size marking enables quick identification and better tool organization.

Designed as a professional-grade impact bit socket, this driver is made to meet or exceed ANSI standards and is backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects. SKU: 345204. Built for heavy use, it supports dependable performance and clear identification in any organized tool setup.