RUKO STS-Set 5-Piece Torque Screwdriver Set, 2.5 Nm, 132 mm, 1/4 inch Hex, DIN EN ISO 6789-1

Precision torque control at a fixed 2.5 Nm with ±6% accuracy, backed by a traceable calibration certificate. This 5-piece set includes a torque screwdriver, quick-release bit holder, and three common bits for electronics and fine mechanics.

Overview

The RUKO STS-Set is engineered for applications requiring consistent, repeatable tightening. The screwdriver delivers an audible and tactile click when the preset torque is reached, preventing over-tightening. Its ergonomic, non-slip handle ensures comfortable use during extended assembly tasks.

What stands out

• Fixed torque value of 2.5 Nm with ±6% accuracy
• Audible and tactile click release mechanism
• Ergonomic, non-slip handle for secure grip
• Complies with DIN EN ISO 6789-1:2017
• Includes traceable calibration certificate

Technical details

• Tool type: Torque screwdriver set
• Number of pieces: 5 (torque screwdriver, bit holder, 3 bits)
• Torque value: 2.5 Nm
• Torque accuracy: ±6%
• Drive type: 1/4" hex
• Operating direction: Clockwise (right-hand tightening)
• Screwdriver length: 132 mm
• Handle design: Ergonomic, non-slip
• Material: High-grade steel, impact-resistant plastic
• Standard compliance: DIN EN ISO 6789-1:2017
• Calibration certificate: Yes, traceable
• Storage: Robust plastic case
• Included bit holder: 1/4" hex quick-release
• Included bits: 3 common bits (e.g., Phillips, Torx, Slotted)
• Application area: Precision assembly, electronics, fine mechanics, quality control

Our verdict

A reliable torque screwdriver set for professionals who need precise, repeatable fastening in delicate assemblies. The fixed torque setting and certified accuracy make it a dependable choice for quality control and fine mechanical work.