Genius Tools Phillips Head Driver Bit PH4 Size 3/8 Inch Drive 60mm Length Durable Construction - 3476R04

Genius Tools Phillips Head Driver Bit PH4 Size 3/8 Inch Drive 60mm Length Durable Construction - 3476R04 Impact Bit Socket

This 3/8" drive Phillips impact bit socket is built for professional hand tool setups where consistent fit and durability matter. The #4 Phillips bit profile helps reduce cam-out by maintaining a secure engagement between the driver and fastener.

Made from Chromium Molybdenum Alloy Steel, it is engineered for strength with anti-corrosive properties. The heat-treated construction and matte black oxide finish support long-term service in demanding shop conditions.

Key Benefits

• #4 Phillips impact bit socket design helps maintain secure fastener engagement.
• 3/8" drive size integrates with common ratchets and impact-compatible tool systems.
• Overall length 76mm (2.99") supports access while keeping control close.
• Chromium Molybdenum Alloy Steel delivers high strength and durable performance.
• Oil-quenched heat treatment improves inner core strength for extended service life.
• Matte black oxide coating adds a tough exterior with anti-corrosive protection.
• Stamped size markings support quick identification and organized tool storage.

Designed and made for professional technicians, this driver bit socket meets or exceeds ANSI standards and is backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects. The combination of durable alloy steel, heat treatment, and clear size stamping supports reliable performance in heavy-use environments.