If you don't have a vernier just hold it up to the light & "eye it" you want a bit just a fraction thinner than the screw shank.
Put masking tape on to mark the hole, it also helps stop the drill bit sliding on the wood.
Registered User
If you don't have a vernier just hold it up to the light & "eye it" you want a bit just a fraction thinner than the screw shank.
Put masking tape on to mark the hole, it also helps stop the drill bit sliding on the wood.
Registered User
I've always used a 4mm drill bit.
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