M8 x 55mm Hex Bolt (Part Threaded Bolt) BZP, DIN 931 Grade 8.8

M8 Hex Bolt

M8 x 55mm hex bolt designed for heavy-duty fastening with a hexagon head that allows higher torque to be applied with a range of conventional tools making them a versatile choice.

Manufactured in steel with a bright zinc plating, the unthreaded shank below the hex head adds overall strength making this hex head bolt more resistant to vibration and shear forces when installed into the correctly drilled hole.

Engineered for durability, strength, and ease of use, these BZP bolts are widely used across many industries by DIY enthusiasts and professional alike.

M8 hex bolt specification

• Thread diameter (TD): M8 - 8mm
  
• Length (L): 55mm
  
• Thread length (TL): 22mm
  
• Head width (HW): 13mm max (socket size)
  
• Head height (HH): 5.54mm max
  
• Thread pitch: 1.25mm
  
• Material: Bright zinc plated steel, grade 8.8

Versatile and widely used, this M8 hex bolt is part of an extensive range of hex head bolts held in stock at competitive prices. Quantities start from just one to as many as you require.

Do you need a FULLY THREADED bolt?

If you require a fully threaded hex bolt, take a look at our BZP M8 x 55mm hex set screw (fully threaded bolt). A hex head bolt with a fully threaded shank that allows installation without the worry of running out of thread.

Do you need a hex bolt with better CORROSION RESISTANCE?

If you require a hex bolt with increased corrosion resistance for prolonged external use, take a look at the M8 x 55mm stainless steel hex bolt.