Ceiling Fan Mounting Screws Size

I ask because my fan instructions say to only use the screws provided with the box but the ones in the box are too short to do me any good.
Ceiling fan mounting screws size. My question is can any 10 32 screw suffice. The directions say to use size 8 screws spring washers and flat washers. On my last ceiling fans i used these holes to install the mounting bracket so i went to home depot and got a few different kinds of screws that thought would fit those holes and long story short determined that the 6 were too small and 8 were just barely too big to the point where it stripped the threads. Outlet box junction box ceiling fan rated electrical box used to make wiring connections and hold the ceiling fan mounting plate.
Decent rubber mounting screws. I ultimately just dropped a few into some hot water before pulling them through and it helped a bit. This kit is rated to support fixtures up to 50. Replacement ceiling fan blade screws for use with any model of promotional fan replacement blade arms or for attaching ceiling fan blades to blade arms on almost all brands of ceiling fans or for attaching ceiling fan blades to fan blade arms on almost all brands of ceiling fans.
The canopy has a 5 in. W and a 7 16 in. A screw collar loop a locknut mounting screws a lock washer and cap nuts. Harbor breeze 8 chrome 12 count ceiling fan screws harbor breeze 10 x 1 2 in gold brass ceiling fan screws 15 count.
Ceiling fan mounting bracket hampton bay downrod hampton bay fan hardware accessories ceiling fan mounting kit fan hardware accessories hanging fan for gazebo. I know ceiling fans need to be mounted to ceiling fan rated support and boxes with 10 32 screws. Neoprene ceiling plate cover rubber cover for the ceiling plate used on outdoor fans. Motor size measured as the diameter and stack of the motors stator i e.
172 x 12 motor 172mm diameter x 12mm height. How long do the screws need to be.