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M20X2.5 Socket Low Head Bolt

A4 Stainless Steel

DIN 6912

SKU: 00-Y6912-A4-M20
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DIN 6912 Socket Low Head Cap Screw with Pilot Hole – A4 Stainless Steel

DIN 6912 socket low head cap screws are metric machine screws featuring a reduced-height cylindrical head with an internal hex (Allen) drive and an integrated pilot hole in the center of the drive recess. The low-profile head provides excellent clearance in confined installations, while the pilot hole assists with accurate centering during manufacturing, automated assembly, and quality inspection. DIN 6912 screws are commonly used where compact dimensions and precision fastening are required. They are also referred to as low head socket cap screws, low profile Allen screws, reduced head socket screws, and pilot hole socket head screws.

What material is a DIN 6912 A4 screw made from?

DIN 6912 screws are manufactured from A4 stainless steel (SAE Type 316 stainless steel), commonly known as marine-grade stainless steel. A4 stainless steel offers exceptional resistance to corrosion, saltwater, chlorides, and many chemicals, making it the preferred material for harsh outdoor, marine, food processing, and chemical processing environments. The natural stainless finish provides long-lasting protection and a clean, professional appearance.

Why choose A4 stainless DIN 6912 screws?

A4 stainless DIN 6912 screws combine the benefits of a compact low-head design with outstanding corrosion resistance. The pilot hole improves concentricity and positioning for precision manufacturing and automated assembly, while the internal hex drive delivers excellent torque transmission. These screws are an ideal choice where limited installation space, accurate alignment, and long-term corrosion resistance are equally important.

Where are DIN 6912 A4 socket low head cap screws commonly used?

DIN 6912 A4 stainless screws are commonly found in marine equipment, offshore installations, pharmaceutical machinery, food processing equipment, chemical processing systems, water treatment facilities, renewable energy installations, industrial automation, and precision mechanical assemblies. Their combination of marine-grade corrosion resistance, low-profile head design, and pilot hole feature makes them ideal for demanding applications requiring both compact fastening and precise component alignment.

Included SKUs:

Y6912-A4-20X110-25, Y6912-A4-20X30-25, Y6912-A4-20X130-25, Y6912-A4-20X120-25, Y6912-A4-20X45-25, Y6912-A4-20X70-25, Y6912-A4-20X35-25, Y6912-A4-20X150-25, Y6912-A4-20X100-25, Y6912-A4-20X55-25, Y6912-A4-20X140-25, Y6912-A4-20X50-25, Y6912-A4-20X75-25, Y6912-A4-20X40-25, Y6912-A4-20X65-25, Y6912-A4-20X60-25, Y6912-A4-20X90-25, Y6912-A4-20X80-25

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