Body: Sintered stainless steel,
European Standard No. 1.4404 (American Standard Series
DIN 912 socket cap screw: Stainless steel, European Standard
1.4301 (American Standard Series 304)
GN 706.3 threaded set collars can be used in connection with bolt thread tolerance 6g. After clamping, the thread of the semi-split set collar may no longer be tolerance-stable (6H).
For sizes d1 = 20 to 32, d3 is a through hole; for sizes d1 = 42 and up, d3 is a threaded blind bore.
steel threaded set collars, see GN 706.3.