1-S33020H · Flat Head Screw(Hex/M3x20)

To scale, from the generic size M3x20 countersunk screw, hex socket; head and socket sizes from ISO 10642.

Fits these platforms (2)

Platform	How	Source
Kyosho Inferno MP11e	in the box (1 release); fitment list: direct	Kyosho Inferno MP11e kit: spare and option parts list
Kyosho Ultima RB7.5	in the box (1 release); fitment list: direct	Kyosho EP 2WD ULTIMA RB7.5: spare and option parts list

Generic spec	Match	Standards	Source
M3x20 countersunk screw, hex socket	functional	ISO 10642, DIN 7991	Geometry parsed from the manufacturer's description; the standard is not cited by the brand

Year	Release	Role
2026	Kyosho Inferno MP11e kit	in the box
unknown	Kyosho EP 2WD ULTIMA RB7.5	in the box

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