Blum concealed hinge - problem with screws

ReneS

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Joined
May 22, 2024
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45
I recently got some Blum concealed hinges (73B3550). The slots of the adjuster screws are deforming easily, and the slot for the overlay adjuster screw is very shallow, which leads to even more deformation.

They look like phillips slots, although the slots for the overlay screws look kind of strange. I am using pozi drive screwdrivers and bits.

I don't believe the screws for the different adjusters should have different slots, but these seem to.

Has anyone run across this?

Thanks.
 

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This is the screwdriver Blum markets for the hinges. (I have them because the Blum rep gave us a case of them)

IMG_1651.jpeg

IMG_1652.jpeg

Tom
 
Thanks, Tom. I thought I was using a pozidrive, but it was JIS.

I just ordered some pozidrive bits and a screwdriver.
 
To avoid confusion between the different bit types I put some coloured heat shrink on each bit so selecting the correct one is easy and fast.
 
To avoid confusion between the different bit types I put some coloured heat shrink on each bit so selecting the correct one is easy and fast.
Or just look at the tip and notice all the add'l grooves that are present on pozi, but not on phillips
 
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