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DIN 7981 C  similar to ISO 7049

Tapping screws
Material: Steel | Surface: zinc-plated

Diameter (d)

Length (l)

For further information please contact us.


similar to ISO 7049 | DIN standard has been withdrawn
DIN 7981 C | steel | zinc-plated | Cr(VI) - free | thread type ST (sheet metal)

Note: Similar to ISO 7049 | DIN-standard has been withdrawn | changed head measurements with ISO norm

technical details

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Cr(VI) Note Cr(VI)-free
Flange/washer without flange
Force application Hexalobular / Torx
Head shape Button head
Installation method Screw into place with tool
Material Steel
Risk hydrogen embrittlement
RoHS conformal
Surface zinc-plated
Thread type Thread type ST (sheet metal)


You can download CAD-files from our catalog on partcommunity: To Böllhoff partcommunity
Title Language Version File Download
Hexalobular /TORX®: Efficient assembly English 8200/13.02 1,022.45 KB / PDF
Fastening and assembly technology: Products and services English 1180/21-V1-EN (WBH) 8.79 MB / PDF
Data sheet: Technical information and dimensions of the product English 02/2022 119.41 KB / PDF
Böllhoff bulletin: Changeover to Cr6+-free protective zinc layers for fasteners English 1622/15.02 894.98 KB / PDF

General questions:
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