M12 x 40mm Hex Socket (H8) Countersunk Screw (ISO 10642) | 8.8 BZP Steel

Product code: HCS10642-M12-40-88-BZP
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M12 x 40mm Hex Socket (H8) Countersunk Screw (ISO 10642) | 8.8 BZP Steel
M12 x 40mm Hex Socket (H8) Countersunk Screw (ISO 10642) | 8.8 BZP Steel
M12 x 40mm Hex Socket (H8) Countersunk Screw (ISO 10642) | 8.8 BZP Steel
M12 x 40mm Hex Socket (H8) Countersunk Screw (ISO 10642) | 8.8 BZP Steel
M12 x 40mm Hex Socket (H8) Countersunk Screw (ISO 10642) | 8.8 BZP Steel
M12 x 40mm Hex Socket (H8) Countersunk Screw (ISO 10642) | 8.8 BZP Steel
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
1 - 99 £0.47 £0.56
100 - 499 £0.35 £0.42
500 - 999 £0.29 £0.35
1000 - 4999 £0.23 £0.28
5000 + £0.21 £0.25
£0.56 / each
Quantity:


Product Specification
Thread Size M12
Length 40mm
Pitch 1.75mm
Head Diameter 26.88mm
Head Height 7.44mm
Drive H8
Standard ISO 10642
Head Style Countersunk
Material 8.8 Steel BZP

Next Day or Standard Delivery available via DHL or Royal Mail.
Order by 4pm (UK) for same day dispatch, Monday to Thursday or 2pm Friday.

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01233 713581


Frequently Bought Together

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M12 x 40mm Hex Countersunk Screw ISO 10642 | 8.8 BZP

Engineered around an M12 machine thread, this 40mm length variant is regularly selected for industrial plant equipment and heavy-duty engineering systems. The 1.75mm pitch influences thread engagement while the countersunk head helps achieve a level finished surface.

Manufactured for engineering applications. The 7.44mm head height and H8 hex socket drive are specific to this variant, supporting controlled torque transfer. Unlike smaller or larger thread sizes, the M12 format is commonly specified for industrial plant equipment and heavy-duty engineering systems.

Common Applications

  • industrial plant equipment and heavy-duty engineering systems
  • Machine and equipment manufacture
  • Engineering and fabrication projects
  • Maintenance and repair operations

M12 Hex Countersunk Screw ISO 10642 Dimensions

  • Thread Size: M12
  • Length: 40mm
  • Pitch: 1.75mm
  • Head Diameter: 26.88mm
  • Head Height: 7.44mm
  • Drive: H8
  • Material: 8.8 BZP
  • Standard: ISO 10642
  • Head Style: Countersunk

View our full Countersunk Screw Range or browse our Screw collection.

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