Torque screwdriver Wera 454 HF

The Torque screwdriver Wera 454 HF is a single-torque precision tool with a compact form factor sized for controlled fastening. With an overall length of 100 mm and a height of 77 mm, it is engineered to deliver repeatable torque for small assembly tasks and maintenance work. The ergonomic handle and robust construction are designed to provide secure grip and long service life while minimizing the risk of over‑tightening and damage to fasteners.

Advantages

The single-torque mechanism ensures consistent torque application, supporting reliable and repeatable results. Its compact dimensions make it suitable for work in confined spaces and close to assemblies where access is limited. The ergonomic handle improves handling comfort and allows steady control during repetitive operations. Durable materials and precise manufacturing contribute to the tool's longevity and stable performance under regular professional or hobby use.

Suitable for

• Precision assembly and electronics fastening
• Maintenance and repair tasks requiring controlled torque
• Work in confined or hard-to-reach areas
• Professional workshops and DIY projects demanding repeatability

Key specifications

• Overall length: 100 mm
• Height: 77 mm
• Tool type: single-torque screwdriver
• Handle: ergonomic design for secure grip
• Construction: robust materials for extended service life

How to use

Position the screwdriver on the fastener and apply steady axial pressure while turning until the torque mechanism activates or the required tightness is reached. Use controlled, even rotation to avoid applying side loads to the screw head. For repeatable results, use the same wrist motion and pressure for successive fastenings. Store the tool in a dry, clean location after use to preserve calibration and mechanical integrity.

Usage recommendations

Verify compatibility of the screwdriver tip with the screw head before use, and avoid using the tool on damaged or corroded fasteners. Regularly inspect the handle and mechanism for wear; replace the tool if torque performance degrades or if the mechanism becomes inconsistent.