SDU 724 494 countersunk head wood screws D97-4x40 Brass 100 pieces

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  • Clean surface and dimensionally stable - but fragile!  

    SDU 724 494 countersunk head wood screws D97-4x40 Brass 100 pieces (tool)
    I have used for the attachment of visible covers on historic sliding the screws. It seemed to mainly due to the optics - the forces on the screws are low. However 2 pieces during tightening are me about 20 attached screw sheared directly at the screw