Type

Socket Cap Screw

Designation

M4 × 0.7 – 16

Head

Button · Ø7.6 × 2.2 mm

Drive

Hex Socket · 2.5 mm key

Recess depth

1.36 mm · auto · gauge limits t 1.1–1.65 mm · ISO 4762

Thread

16.00/16 mm · P0.7 · fully threaded

Major Ø (as built)

3.80 mm

Point

Chamfered · 0.60 mm

Grade marking

property class 12.9 on the head · ISO 898-1

Service class

C3 · Outdoor urban · coating under-rated — use dip-spin ceramic coating

Est. install torque

≈ 7.6 N·m (indicative — verify by test)

Est. pull-out

≈ 2.6 kN from 2 mm steel sheet (indicative)

Manufacturing mode

FDM 3D print · +0.2 mm thread offset