The hardware on passage knobs and levers is for use on doors that do not require privacy or security.
Screws used in door handle.
Keadic 450pcs internal hex drive cup point screws assortment kit 15 sizes m3 4 5 6 8 set screw set for door handles faucet light fixture 12 9 class alloy steel black 4 6 out of 5 stars 173 10 99 10.
Do not get them too long or the screw will bottom out before the handle is drawn tight.
They may be ground on a bit to get them to fit in a pinch.
The screws are a bit tired and i d like to replace them and i d prefer not messing them up.
Package includes 4 1 4 20 unc knurled cup point set screws and 1 1 8 allen wrench replacement set screw finish may not match original.
The screw threads through the knob shank and tightens directly onto the spindle not to be confused with headed set screws used for tightening knobs onto tapped spindles.
My guess is a 10 24 round head screw 1 1 4 long.
So is the screw size for the door handle the 2 phillips heads that screw into the handle from the edge of the door and the inside really some obsolete 3 16 size.
The head may be too big to fit in the recess since it will not be the original screws.
Passage door levers and handles work well on linen closets laundry rooms and utility rooms.
As long as your door is only 1 3 8 it can be 1 2 shorter.
Will a 10 x 32t work.
Passage door knobs and door levers.
Made of brass plated steel.