High Tensile Hex Bolt Steel Zinc Plated

Diameter
Length
Across Flats
Thread Pitch
Thread Length
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Allfix feature a huge range of bolts in metric.

Here you'll find diameters ranging from:

  • M5 - M24

Our steel bolts are HT (high tensile) as standard -this is to grade 8.8 (Grades 10.9 & 12.9 are also available)

Part Threaded Bolt - Technical Data

 Thread Diameter  Pitch Course  Head Depth  Accross Flats  Thread Length
 M4  0.7mm  2.8mm  7.0mm  14mm
 M5  0.8mm  3.5mm  8.0mm  16mm
 M6  1.0mm  4.0mm  10mm  18mm
 M8  1.25mm  5.3mm  13mm  22mm
 M10  1.5mm  6.4mm  17mm  26mm
 M12  1.75mm  7.5mm  19mm  30mm
 M14  2.0mm  8.8mm  22mm  34mm
 M16  2.0mm  10mm  24mm  38mm
 M18  2.5mm  11.5mm  27mm  42mm
 M20  2.5mm  12.5mm  30mm  46mm
 M24  3.0mm  15mm  36mm  54mm

Thread lengths listed are a guide value for bolts under 125mm. For bolts longer than 125mm and shorter then 200mm add additional 6mm of thread. For bolts 200mm and longer add 19mm to the lengths listed.

ABOVE DATA RELATES TO ZINC ONLY, Other materials/finishes available:

  • zinc, zinc yellow,nylon, aluminium, brass, titanium & ferrous.
  • We also do other grades & pitches, e.g. 10.9 grade & metric fine. (enquire for quotes on

    Material and FinishSteel Zinc Plated
    Thread TypeMetric
    Grade8.8
    TypeHex Bolt (Part Thread)
    Manufacturing StandardDIN 931

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