Torx Screw 2.5 mm T8 ( Pack of 100 Pcs) 12MM APMT CUTTER so you can just check

so you can just check the descriptions of sizes from other brands to fix this insert

ER8A Collet Nut has an ID thread of 10mm X

Cone for taper is made of aluminium—3

There are many Chinese brands also making the same inserts so you can just check the description of the size from other brands to fix this insert

BT40 Locking device with Vertical and Horizontal mode to tighten the Nut and pull the stud made of Steel

Torx Screw 2.5 mm T8 ( Pack of 100 Pcs) 12MM APMT CUTTER so you can just checkThe hardened Star Torx screws for milling cutters offered are screws that come with precision design and construction standards. These Torx screws are hardened to 50 55 HRC for wear resistance. These Torx screws are primarily used in indexable tools, including boring bars, insert cutters, and milling cutters. They are precision screws designed to improve the grip of carbide inserts with pockets. One packet contains 100 pieces; choose the length.