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Micro slotted raised countersunk machine screws to Din 964A have a single slot in the head and are installed using a standard flat blade screwdriver.  It is generally not advised to use a power driver with a slotted drive as the driver tends to slip out and can cause damage to the surface it is being applied to.

Micro diameter slotted raised countersunk machine screws are available in size from M2 to M3 and have a slight domed head in addition to the countersunk and is commonly used within electrical sockets and switches (usually M3.5 diameter).

For more detailed information please click on the technical drawing tab and view the technical information detailed below.

Micro slottted raised countersunk machine screws Din 964A are available from stock in mild steel grade 4.6, A2 stainless steel, A4 stainless steel and brass.  Other materials are available upon request including aluminium and titanium.

Micro slotted raised countersunk machine screws range from M2 to M3 but larger diameters are also available from stock in various materials including the popular M3.5 diameter for electrical sockets and switches.

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Technical Drawing