Wera 05003339001 Zyklop 3/8 inch Hexagon Socket 8x28 mm with Holding Function

The Wera 05003339001 Zyklop socket combines a 3/8-inch square drive with an 8 mm hexagon profile and a 28 mm length, engineered for secure fastening of hexagon socket screws. Its mechanical holding function grips the fastener, preventing it from falling out during positioning.

Overview

Part of the Wera Zyklop series, this socket is crafted from chrome vanadium steel with a matte chrome-plated finish for durability. It is designed for manual and non-impact machine operation, conforming to DIN 3120 and ISO 1174 standards. The 6-point hexagon profile ensures a precise fit and efficient torque transfer.

What stands out

• Mechanical holding function secures the screw without magnets
• Chrome vanadium steel construction for long service life
• Matte chrome plating resists corrosion and wear
• Compatible with 3/8" square drive tools
• Non-impact rated for controlled fastening

Technical details

• Drive size: 3/8 inch
• Socket type: Hexagon (Allen)
• Nominal size: 8 mm
• Total length: 28 mm
• Material: Chrome vanadium steel
• Surface finish: Matte chrome-plated
• Number of points: 6-point
• Standard compliance: DIN 3120 / ISO 1174
• Application: Manual and machine operation (non-impact)

Our verdict

A reliable socket for hexagon screws, with a secure holding function that simplifies assembly in tight spaces.