10pcs Mazak BT40 Solid CNC Pull stud Retention knob
Parameter please see the main pictures:
L1=44.1mm
L2=19.1mm
L3=14.02mm
D1(Knob)=Φ18.8mm
D2(Neck)=Φ12.45mm
D4(Pilot)=Φ17mm
D6(Hole)=N/A
Rear Thread: M16
Each pull stud is tested thoroughly which ensures the quality of the pull stud
Made from fine alloy steel 20CrMnTi with treatment to HRC 53-57
Hard outside and soft inside, with higher wear resistance and better toughness
High quality black oxide ensures long pull stud life and a non-rusting surface
Precision turning on all critical surface
Large selection for specific machine models, custom design accepted