DIN 933 (Standard withdrawn) ISO 4017 ~UNI 5739 ~ČSN 021103
Headform
Hexagon
Drive
Hexagon
Thread
fully threaded
Material
Stainless steel
Material type
A4
Description
Additional information
The commercial quality of steel grades A2 and A4 is property class 70 (tensile strength 700 N/mm2). Strength of the screw is indicated by the head marking and defined by the applicable product standard.