GEARWRENCH 4-Pc 3/8 in Drive Impact Extension Set, 3, 6, 10 & 15 in — 84926N

Overview

Professionals rely on tools that combine reach, strength, and precision. The GEARWRENCH 4 Piece 3/8 in Drive Impact Extension Set delivers four extension lengths—3, 6, 10, and 15 inches—designed to help you access fasteners in tight spaces without sacrificing durability. Built for heavy use, these extensions are crafted from chrome molybdenum alloy steel and finished with a manganese phosphate coating to resist corrosion in tough work environments.

Each extension features highly visible laser etched markings and a secondary size stamp, so you can identify sizes quickly on busy jobs. The design includes off-corner loading to help reduce fastener rounding, and a pin hole compatible with a detent pin for secure retention, ensuring your sockets stay put when you’re working under pressure.

Key benefits at a glance

• Four lengths for versatile reach across different tasks
• Rugged chrome molybdenum alloy steel for strength and durability
• Manganese phosphate coating provides corrosion resistance
• Laser etched and hard-stamped sizes for quick identification
• Off-corner loading reduces the risk of fastener rounding
• Detent-pin retention compatibility for secure socket engagement

What this set offers in real-world use

• Extended reach enables access to recessed fasteners in engine bays and machinery.
• Compact three-inch extension helps you navigate tight cavities where space is limited.
• Mid-length six- and ten-inch extensions provide balanced leverage for common automotive tasks.
• Fifteen inches of reach can simplify maintenance in deep locations without disassembly.

Designed to help professionals forge ahead, this extension set pairs with compatible 3/8 in drive impact sockets for efficient, repeatable performance on demanding jobs.