DIN 9427 Button Head Socket Cap Screw by Material, Finish and Size

Button Head Socket Cap Screws are commonly used in machine parts, die fixturing, and clamping. The socket head enables driving where there is not sufficient space for wrenches or sockets. The button shaped head offer a wider bearing surface. Button head socket cap screws have a high tensile strength but are still low profile. They are covered by ASME B18.3

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Button head socket cap screws are a type of cap screw that has a hexagonal socket and a rounded button-shaped head. An allen wrench or hex key is used to tighten the button head socket cap screw. Most button-socket cap screws feature clean heads with no stamping or marking for a nice clean finished look. Button Socket Heads can be tightened to much higher torque requirements than slotted or cross recessed drive machine screws since they are tightened with a hexagon shaped key.
Common applications of Button Head Cap Screws are:

  • • Automotive
  • • Electronics
  • • Machinery
DIN 9427 Button Head Cap Screws by Metric Sizes

Button Head Cap Screws are available on the FCH Network with metric diameters that range from M2 to M12, and with metric lengths that range from 4mm to 35mm.

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Metric Diameters
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DIN 9427 Button Head Cap Screws by Materials

DIN 9427 Button Head Cap Screws are available on the FCH Network in materials that range from Steel to 300 Stainless (A1,A2, 18-8,304,310 etc.).

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DIN 9427 Button Head Cap Screws by Coatings/Finishes

DIN 9427 Button Head Cap Screws are available on the FCH Network in finishes or coatings that range from Plain to Black Oxide.

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