TC1603 · M1.6×3 Cap Head Screw

To scale, from the generic size M1.6x3 socket head cap screw, hex socket; head and socket sizes from ISO 4762.

From the Primal RC and Traction Hobby manual

Equivalent to

Generic spec	Match	Standards	Source
M1.6x3 socket head cap screw, hex socket	functional	ISO 4762, DIN 912	Geometry parsed from the manufacturer's description; the standard is not cited by the brand

Year	Release	Role
2025 Sep 17	Primal RC 1/8 Scale RAM 1500 FOC Brushless RTR 4WD Trail Truck, Crawler	in the box

Compatibility according to the manufacturer's parts lists; see each release for the source document.