Remember This 50-Year-Old Method! 2 Types of Self-Tapping Screws - What is the Difference? #shorts

[michaellynn]

Screws with a flat shoulder (no threads) will allow the top piece to be pulled tighter. Having threads all the way up the shank sometimes physically prevents the wood from sliding along the shank of the screw; in this instance, the strength lies in the lateral friction of the smooth shaft and the shear capacity of the head.

[jodilea]

Seriously? This “50 year old secret” is just using your brain and not trying to fasten wood with drywall screws. 🙄

Edit: method, my bad

[Yoma-brqp]

Зачем менять насадку, можно включить обратный ход дрели, и шурупом расширить диаметр отверстия.