These standard 10-24 set screws are used with vintage style knobs mounted on straight, tapped spindles. The screw slides through the knob and turns
Brass Beehive (pair) - Victorian Door Knobs
Period Style: Art-Deco, Victorian
GN 913.5 Stainless Steel Set Screws, with Brass or Plastic Tip
Tradco Slotted Raised-Countersunk Wood Screws, Pack of 50, 19mm x 5 Gauge
Door Spindles - Lockstation
TIMCO Threaded Screw Caps Solid Brass Polished Brass - 18mm (TIMpac of 4)
Basin Tap Spindle - 8 results
Finish Attribute: Gold-Plated-SLASH-Leaf, Polished-Finish
Brass Tip Set Screw - M3 - M12, Hex Socket, HALDER
Glass Knob Set - First Watch Security
Lockset Knobs / Spindles - Door Hardware - Doors