ISO/NP 9448-12

Tools for pressing — Guide bushes — — Part 12: Form H, gliding stripper bushes, headed, type 1

Scope

This document specifies the main dimensions and tolerances, in millimetres, of guide bushes of form H, headed gliding stripper bushes, type 1, intended for use in press tools and to be mounted in the stripper with transition fit and directly pressed into the stripper.
It gives guidance on the materials, and specifies the hardness and the designation of bushes in accordance with this document.