HAZET cabezal de carraca reversible de inserción con cuadradillo 1/2" 9x12 mm

In a busy automotive workshop, a technician reaches for a torque wrench to tighten cylinder head bolts to the exact specification. The HAZET 6403-1 insert ratchet head clicks onto the wrench's 9x12 mm receiver, providing a 1/2 inch square drive for sockets. Its lever-operated reversing mechanism allows quick changes between tightening and loosening without removing the tool from the fastener, saving time and reducing the risk of cross-threading.

Key specifications

• Drive type: square drive, 1/2 inch (12.5 mm)
• Receiver type: rectangular insert, 9 x 12 mm
• Ratchet mechanism: lever reversible
• Number of teeth: 32
• Minimum operating angle: 11.25°
• Overall length: 60 mm
• Head width (b1): 30 mm
• Head height (h1): 22 mm
• Material: high-performance steel
• Surface treatment: chrome-plated, polished
• Reversibility: yes (lever-operated)
• Compatibility: HAZET torque wrenches with 9x12 mm receiver
• Product series: HAZET 6402 Series
• Intended use: precision torque applications
• Country of manufacture: Germany

Why choose it

The HAZET 6403-1 is built for professionals who demand reliability and accuracy. Its 32-tooth ratchet mechanism provides a fine 11.25° swing arc, allowing operation in tight spaces where larger angles are impossible. The chrome-plated finish resists corrosion and wipes clean easily, while the high-performance steel construction ensures a long service life even under daily use. The lever reverser is ergonomically positioned for one-handed operation, enhancing efficiency.

Ideal use cases

• Torque tightening of cylinder head bolts
• Precision assembly in automotive and industrial settings
• Working in confined spaces where a small swing arc is required
• Frequent switching between tightening and loosening

Good to know

This insert head is designed to fit HAZET torque wrenches with a 9x12 mm receiver, ensuring a secure and precise connection. It is manufactured in Germany to exacting standards, reflecting HAZET's commitment to quality and durability.