M20 x 85mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel

Product code: HH933-M20-85-A4-80
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M20 x 85mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 85mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 85mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 85mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 85mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 85mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 85mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 85mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 85mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 85mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
1 - 99 £7.57 £9.08
100 - 999 £6.43 £7.72
1000 + £3.41 £4.09
£9.08 / each
Quantity:


Product Specification
Thread Size M20
Length 85mm
Pitch 2.50mm
Material A4-80 Stainless Steel
Across Flats 30mm
Head Height 12.90mm
Standard DIN 933
Head Style Hex Head

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M20 x 85mm Hex Set Screw | DIN 933 | A4-80 Stainless Steel

This A4 stainless steel hex set screw is supplied in a M20 thread size with a 85mm length, making it suitable for repeatable fastening in automation cell guarding.

The A4-80 stainless steel specification offers strong corrosion resistance with a higher tensile grade for exposed equipment, marine projects and demanding external assemblies. The fully threaded layout helps maintain grip along the complete shank, which is helpful for slotted brackets, adjustment points and serviceable assemblies.

Common Applications

  • Automotive fixtures, trailer repairs and plant equipment brackets
  • Construction fixings, steel support plates and equipment bases
  • Washdown areas, coastal equipment and stainless steel fabrication
  • OEM production builds where a fully threaded DIN 933 fastener is specified

Key Benefits For Assembly Work

  • Fully threaded 85mm body helps support consistent engagement through the joint
  • 30mm across flats head allows fitting with common spanners and socket tools
  • The longer shank is well suited to deeper assemblies, spacer packs and components that need extended thread engagement.

M20 x 85mm Hex Set Screw Dimensions

  • Thread Size: M20
  • Length: 85mm
  • Pitch: 2.5mm
  • Across Flats: 30mm
  • Head Height: 12.9mm
  • Material: A4-80 Stainless Steel
  • Standard: DIN 933
  • Head Style: Hex Head

Most commonly used in conjunction with Washers and Nuts, these products help hold fasteners in place when joining two or more parts together. We also offer Socket Head Screws

Need a partially threaded alternative? View our Hex Head Bolts range for DIN 931 style fixings.

View our full Hex Set Screws DIN 933 range.

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