12mm x 50mm Coach Screw (DIN 571) | 4.8 Steel Galvanised

Product code: HHCS571-12-50-48-HDG
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12mm x 50mm Coach Screw (DIN 571) | 4.8 Steel Galvanised
12mm x 50mm Coach Screw (DIN 571) | 4.8 Steel Galvanised
12mm x 50mm Coach Screw (DIN 571) | 4.8 Steel Galvanised
12mm x 50mm Coach Screw (DIN 571) | 4.8 Steel Galvanised
12mm x 50mm Coach Screw (DIN 571) | 4.8 Steel Galvanised
12mm x 50mm Coach Screw (DIN 571) | 4.8 Steel Galvanised
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
1 - 99 £0.36 £0.43
100 - 499 £0.34 £0.41
500 - 999 £0.32 £0.38
1000 - 4999 £0.27 £0.32
5000 + £0.17 £0.20

£0.43 / each


Up to 5,800 units
Available
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5,800 + units
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Average production time 14 + days.
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Product Specification
Size 12mm
Length 50mm
Head Height 8.0mm
Thread Length 30mm
Material 4.8 Steel Galvanised
Across Flats 19mm
Shank Diameter 12mm
Standard DIN 571

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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M12 x 50mm Coach Screw DIN 571 | 4.8 Steel Galvanised

A useful option for production line jig building, this M12 x 50mm coach screw provides a hex head fixing with 19mm across flats and a tapered point that helps start the screw into prepared timber. The 50mm length helps provide the reach required for production line jig building without moving away from the DIN 571 coach screw pattern.

The galvanised 4.8 steel finish offers a stronger protective layer than standard bright zinc plating, making it a practical choice for fencing, landscaping and external timber frames. When fitted into a correctly sized pilot hole, the screw can deliver a secure fixing with reduced risk of timber splitting. The larger 12mm shank makes it suitable for heavier timber sections, support posts and bracket assemblies.

Common Applications

  • Timber frame assembly and strengthening work
  • Garden structures, pergolas and fencing rails
  • Galvanised coach screw fixing for fencing and landscaping
  • Metal brackets fixed back to timber posts

M12 x 50mm Coach Screw Dimensions

  • Size: 12mm
  • Length: 50mm
  • Head Height: 8.0mm
  • Thread Length: 30mm
  • Across Flats: 19mm
  • Shank Diameter: 12mm
  • Standard: DIN 571
  • Material: 4.8 Steel Galvanised

Coach Screw Buying Guide

For best results, drill a pilot hole before installation. Our coach screw guide explains sizing, pilot hole selection and typical uses for timber fixing work. Click here to read our coach screws guide.

View our full Coach Screws DIN 571 range or read our coach screws guide for extra advice on sizes, materials and installation.

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