Metallics JRM48M Screws 10-32 x 3/4 RH CD MS St-zn (Jar 1000)
https://nsiindustries.com/product/10-32-x-3-4-in-round-head-combo-machine-screws-steel-zinc-1000qty/
These screws have finer threads than typical screws, requiring a pre-drilled hole and are perfect for joining metal parts in machinery and construction. With a combo drive, these fasteners can be used with slotted and Phillips screwdrivers and drill bits.