M4 x 20mm Socket Cap Head Screw, Self Colour, DIN 912

M4 socket head cap screw

M4 cap head screw with a deep internal socket allowing easy installation, loosening, and the application of torque for a secure hold.

With a compact cylindrical head that’s ideal when space is tight and combined with a deep socket recess allows torque to be applied easily with an Allen key making them a popular choice.

A self-colour machine screw manufactured in grade 12.9 high tensile steel for reliability and in accordance with DIN 912 standards.

Often referred to as cap head bolts in the trade but also known as an Allen key bolt or socket screw.

Available in a large number of sizes and lengths, these cap head screws are widely used across many diverse sectors including automotive, aerospace, machinery, and construction.

M4 socket cap head screw specification:

• Diameter (TD): 4mm
• Length (L): 20mm
• Thread length (TL): Fully threaded
• Head width (HW): 7mm max
• Head height (HH): 4mm max
• Head type: Cap Head
• Recess type (DT): Internal hex drive (Size 3mm)
• Pitch: 0.70mm
• Material: Grade 12.9 high tensile steel
• Conformity: DIN 912

A self-colour socket cap head screw part of an extensive range available from Fusion Fixings.

Why choose Fusion Fixings?

A family run business with over 40 years of experience in the construction and fixings industry. Our aim is to bring you a range of quality, reliable, fixings and fasteners at great prices.

With quantities starting from just one to as many as you like, with bulk price offers across many of our products.

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