self tapping washer

When using 50 mm chipboard screws, it's essential to pre-drill holes to prevent splitting and to guide the screw for straight insertion. The pre-drilled hole should be slightly smaller than the screw's shank to allow for a tight fit The pre-drilled hole should be slightly smaller than the screw's shank to allow for a tight fit The pre-drilled hole should be slightly smaller than the screw's shank to allow for a tight fit The pre-drilled hole should be slightly smaller than the screw's shank to allow for a tight fit50 mm chipboard screws. It's also advisable to use a screwdriver or drill with a clutch setting to prevent over-tightening, which could damage the board or strip the screw threads.

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