Wera 05004561001 Zyklop 8790 HMC 1/2 inch Drive 21mm Hex Socket with Knurled Grip

Professional mechanics and technicians reach for the Wera 05004561001 when they need a reliable 21 mm socket for 1/2" square drive tools. This single hex socket belongs to the Zyklop 8790 HMC series, engineered for manual and non-impact machine operation in workshops, garages, and industrial maintenance settings.

Key specifications

• Drive size: 1/2 inch square drive
• Socket size: 21 mm
• Socket type: Hexagonal (6-point)
• Material: Chrome vanadium steel
• Finish: Chrome-plated, matte
• Overall length: 37 mm
• Standards: DIN 3124, ISO 2725-1
• Features: Knurled grip for better handling, Wera 'Take it easy' colour-coding

Why choose it

The knurled grip provides secure handling even with oily fingers, while the matte chrome finish resists corrosion. The 'Take it easy' colour-coding helps you quickly identify the right socket size in a crowded toolbox. Manufactured from chrome vanadium steel, this socket delivers durability for demanding applications.

Ideal use cases

• Tightening and loosening 21 mm hex fasteners
• Use with 1/2" ratchets, extension bars, and T-handles
• Manual and non-impact machine operation

Good to know

This socket is sold individually and is compatible with all standard 1/2" square drive tools. It conforms to DIN 3124 and ISO 2725-1, ensuring precise fit and reliable torque transfer.