Tools for pressing. Punches with cylindrical head and straight or reduced shank Ingestion-build-180956 and publicassembly and industrial buildings

and publicassembly and industrial buildings

Supplier's control

2 Safety requirements

with a base upstream gravimetric level of 3 mg/L

Tools for pressing. Punches with cylindrical head and straight or reduced shank Ingestion-build-180956 and publicassembly and industrial buildings1 Scope This International Standard specifies the basic dimensions and tolerances, in millimetres, of punches with cylindrical head and straight or reduced shank. Cylindrical head punches with reduced shank are standardized in round, oblong, square and rectangular shapes. This International Standard gives examples of materials and their hardness, and specifies the designation of punches. These punches are available with shank diameters, D1, from 3 mm