The Norbar 13857 0.6-3 Nm / 5-26 in-lbs TTs Pre-Set Mechanical Torque Screwdrivers, 1/4” Hex Bit Holder is engineered for precision and durability in controlled assembly environments. Designed with a 1/4” hexagon bit holder and a 4mm hex stem, this tool ensures a secure fit and compatibility with industry-standard bits. The driver incorporates a proven slip mechanism that activates when the preset torque is reached, preventing over-tightening and ensuring consistent, accurate fastening. Unlike adjustable models, the Norbar 13857 0.6-3 Nm / 5-26 in-lbs TTs Pre-Set Mechanical Torque Screwdrivers, 1/4” Hex Bit Holder is factory-set and designed to discourage unauthorized adjustment, making it ideal for high-integrity applications where tamper resistance is essential.

The ergonomic handle features dual-material constructiona strong base for mechanical resilience overlaid with a soft-grip surface for improved comfort and reduced operator fatigue. This handle design enhances slip resistance and control during repeated use. The Norbar 13857 0.6-3 Nm / 5-26 in-lbs TTs Pre-Set Mechanical Torque Screwdrivers, 1/4” Hex Bit Holder is supplied with a Declaration of Conformance that meets the stringent requirements of ISO 6789-1:2017, offering traceable quality assurance.

Purpose-built for production lines, critical repair applications, and assembly tasks in aerospace, electronics, automotive, and medical device manufacturing, the Norbar 13857 0.6-3 Nm / 5-26 in-lbs TTs Pre-Set Mechanical Torque Screwdrivers, 1/4” Hex Bit Holder ensures reliable torque delivery. Its tamper-resistant design and torque-limiting slip function make it ideal for use in environments where consistency, traceability, and operator safety are critical.