M20 x 45mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel

Product code: HH933-M20-45-A4-80
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M20 x 45mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 45mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 45mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 45mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 45mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 45mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 45mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 45mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 45mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
M20 x 45mm Set Screw - Hex Head (DIN 933) | Marine Grade A4-80 Stainless Steel
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
1 - 99 £3.86 £4.63
100 - 999 £3.28 £3.94
1000 + £1.74 £2.09
£4.63 / each
Quantity:


Product Specification
Thread Size M20
Length 45mm
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 45mm 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 45mm length, making it suitable for repeatable fastening in OEM component assembly.

The A4-80 stainless steel specification offers strong corrosion resistance with a higher tensile grade for exposed equipment, marine projects and demanding external assemblies. Because the screw is threaded for its full 45mm length, it is useful where the fixing depth may change across brackets, plates or spacers.

Common Applications

  • Conveyor frames, roller brackets and packaging line assemblies
  • Inspection benches, test rigs and adjustable jig construction
  • Construction fixings, steel support plates and equipment bases
  • General engineering where a hex head screw is easier to access than an internal drive

Installation Benefits

  • Fully threaded 45mm body helps support consistent engagement through the joint
  • 30mm across flats head allows fitting with common spanners and socket tools
  • The medium length gives flexibility across plate stacks, spacers and general engineering assemblies.

M20 x 45mm Hex Set Screw Dimensions

  • Thread Size: M20
  • Length: 45mm
  • 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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