Pull studs are an important link between machine and tool.The requirements concerning accuracy,rigidity and reliability are very high.
Pull studs of minor quality not only decrease the performance of the machine,they are even a safety risk.
A breaking pull stud might cause severe damage on machine and workpiece and even injuries on persons.
1, Material: 20CrMnTi
2, Pull stud is mainly used for connet the tool spindle and tool holder
3, the type: BT pull stud, SK pull stud, ISO7388 Pull stud, CAT pull stud, Mazak Pull Stud, MTB Pull Stud, NT pull stud
4, hardness: 56-60HRC
5, Surface blackening, grinding