Parameters
Advanced head styles · Pro — see plans
Specialty drives · Pro — see plans
Reduced-Ø drill shank with two cutting flutes and a 118° tip — drills and taps sheet metal in one pass, no pilot hole.
Type
Hex Bolt
Designation
ST5.5 × 1.8 – 32
Head
Hex · Ø11 × 4.5 mm
Drive
Hex Socket · 8 mm key
Recess depth
2.79 mm · auto · gauge limits t 2.25–3.38 mm · ISO 4762
Thread
21.88/32 mm · P1.8 · ST sheet-metal (ISO 1478) · fully threaded
Major Ø (as built)
5.30 mm
Point
Drill Point (JT) · 10.12 mm
Drill section
Ø4.40 × 8.8 mm · 118°
Drill point rating
Point #3 · capacity ≤ 3 mm steel · stack 2 mm
Head seal
Bonded Sealing Washer · EPDM Rubber · Ø16 × 2 mm
Service class
C3 · Outdoor urban · coating under-rated — use dip-spin ceramic coating
Est. install torque
≈ 3.9 N·m (indicative — verify by test)
Est. pull-out
≈ 3.6 kN from 2 mm steel sheet (indicative)
Manufacturing mode
FDM 3D print · +0.2 mm thread offset
Notes
ETA-16/0443 · 330046-01-0602 · SW-8.
Export & Download
manufacturing simCNC mode, .STEP export & PDF datasheets are Pro features — see plans