CNC Tool Holder BT Pull Stud

CNC Tool Holder BT Pull Stud, tool stud.Pull stud 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. ● BT Pull Stud Material: 20CrMnTi; ● BT Pull Stud Carburization depth:> 0.8; ● BT Pull Stud Hardness: 54-57HRC; ● BT Pull Stud Surface "green" special coating treatment, improve the surface hardness, wear resistance, improve cleanliness, more stable accuracy, the surface is more smooth, rust, better corrosion resistance, feel more comfortable and more beautiful appearance. ● BT Pull Stud Thread and other parts of the lower hardness: 35 ± 5HRC,( 56948422,protection handle thread, the core hardness can withstand shock); ● BT Pull Stud Cryogenic treatment and heat aging treatment can reduce the residual stress, improve durability and accuracy of stability.