RUKO STS-Set Set da 5 pezzi chiave dinamometrica con attacco 1/2 inch 100-400 Nm con bussole 17, 19, 21 mm e prolunga

This 5-piece torque wrench set from RUKO covers a torque range of 100 to 400 Nm with a 1/2" drive, making it suitable for demanding bolting tasks in automotive, industrial, and heavy machinery maintenance. The set includes a reversible ratchet head, three sockets (17 mm, 19 mm, 21 mm), and a 130 mm extension bar, all housed in a robust plastic case.

Highlights

• Click-type torque wrench with ±4% accuracy per DIN EN ISO 6789
• Reversible ratchet head for clockwise and counterclockwise operation
• Ergonomic non-slip handle for secure grip
• Quick release safety lock for socket retention
• Calibration certificate traceable to national standards included

In daily use

The wrench is 650 mm long, providing ample leverage for high-torque applications. The mechanical click mechanism gives a clear signal when the set torque is reached, preventing over-tightening. The included sockets and extension bar are made of high-grade steel alloy for durability.

Full specifications

• Drive size: 1/2 inch
• Torque range: 100 - 400 Nm
• Measurement units: Nm
• Accuracy: ±4%
• Number of pieces: 5
• Wrench mechanism: Click-type (mechanical)
• Direction of operation: Clockwise for controlled tightening
• Material: High-grade steel alloy
• Handle type: Ergonomic, non-slip
• Storage case: Robust plastic case
• Included sockets: 17 mm, 19 mm, 21 mm (1/2" drive)
• Included extension bar: 130 mm (1/2" drive)
• Wrench length: 650 mm
• Calibration certificate: Yes, traceable to national standards
• Standards compliance: DIN EN ISO 6789
• Ratchet head: Reversible
• Application: Automotive, industrial, heavy machinery maintenance
• Quick release safety lock: Yes

Final note

This set provides the essential tools for precise torque application in professional settings, with the assurance of a calibration certificate.