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DIN 7981 Online Drawing Generator & Dimensions

Cross-recessed pan head tapping screws

Use this DIN 7981 online drawing generator to review the Cross-recessed pan head tapping screws geometry and configure diameter, pitch, length, head and drive dimensions. Export a technical PDF drawing for sourcing, engineering review or custom manufacturing. Searches for DIN 7981, DIN7981, DIN 7981 drawing and DIN 7981 dimensions refer to this page.

Standards
  • DIN 7981
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Use this DIN 7981 drawing generator to configure dimensions, review the technical drawing and export a custom drawing for manufacturing. Whether the specification is written as DIN 7981 or DIN7981, this online drawing tool covers the same Cross-recessed pan head tapping screws standard reference.

Configure Your DIN 7981 Cross-recessed pan head tapping screws Drawing

Select the available size parameters, review the dimensional values and prepare a drawing-based specification. Material, grade, finish, tolerances, inspection and documentation requirements can be added to the manufacturing inquiry.

DIN 7981

Cross-recessed pan head tapping screws

Technical Data Sheet

ETERNAL FASTENER
Wuxi, Jiangsu, China
Email: [email protected]
Web: www.fasteneref.com
WhatsApp: +8615951571207
DIN 7981
DIN 7981 Cross-recessed pan head tapping screws
Product code
Product specification
ST3.5x13
Product standard
DIN 7981
Material / grade
Steel 45
Unit
mm
Mechanical properties
45H
DIN 7981 technical drawing
Dimension
Parameter (mm)
Dimension
Parameter (mm)
d
ST3.5
P
1.3
L
12.2~13.8
a
1.3
dk
6.54~6.9
k
2.35~2.6
r
0.5
No.
2
M
4.2
t
1.4~2.03

max = maximum; min = minimum

Material
Material type
Steel
Grade
45
Thread
Tolerance
Standard
Mechanical properties
Property class
45H
Standard
Tolerance
Product grade
Standard
Surface defects
Surface Treatment
Inspection & packaging
Ref. wt / 1000 pcs (kg)
Document No.: EF-DIN-7981Revision: v1Issue date: 2026-09-24Page: 1 / 2

Technical Data Sheet

Dimensions & size table

Unit: mm

DimensionPa/maxdk/maxdk/mink/maxk/minr/maxNo.Mt/mint/max
ST2.20.80.84.23.91.81.550.312.60.861.32
ST2.91.11.15.65.32.21.950.4131.351.8
ST3.51.31.36.96.542.62.350.524.21.42.03
ST3.91.31.37.57.142.82.550.524.41.632.26
ST4.21.41.48.27.843.052.750.624.61.82.46
ST4.81.61.69.59.143.553.250.7252.262.87
ST5.51.61.810.810.373.953.650.836.52.493.15
ST6.31.81.812.512.074.554.250.937.133.66
951.8——————————
982.1——————————
Document No.: EF-DIN-7981Revision: v1Issue date: 2026-09-24Page: 2 / 2

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