Information:
Product model:bt-er
Chuck taper:jis mas 403(taper7:24)
Material:40cr or 20crmnti
Maximum rotating speed:25000rpm
Runout (precision): 0.005
Suitable pull stud:bt30 bt40 bt50;bt30 bt40(high speed type)
Spindle anastomosis angle:30/45/90
Hardness:harden of carburizing(52hrc)conventional treatment(44-48)hrc
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