ISO/CD 6789-3.2

Assembly tools for screws and nuts — Hand torque tools — Part 3: Requirements for performance verification

General information

Current stage: 30.00 Effective date: 8 dhj 2025

Originator: ISO

Owner: ISO/TC 29/SC 10

Type: International Standard

Scope

This document specifies the minimum requirements for interim checking of the torque output of hand torque tools used for controlled tightening of screws and nuts.
This document applies to hand torque tools which are classified as indicating torque tools (Type I) and setting torque tools (Type II).
This document does not specify requirements of calibration certificates for hand torque tools. These are described in ISO 6789-2.

Life cycle

NOW

IN_DEVELOPMENT
ISO/CD 6789-3.2
30.00 Committee draft (CD) registered
8 dhj 2025