This screw is approximatly 17mm high by 10mm wide.
Brass Wood Nipple 1/2" Thread For Wood Table Lamp Bulb Base *UK Supplier*
Jeani Brass Lamp Holder Un Switched Bayonet SBC Bulb Holder 1/2" & Wood Nipple
Jeani Brass Lamp Holder Switched Bayonet BC Bulb Holder 1/2" & 1/2" Wood Nipple
Ring Nipple M10x1 Brass Lighting Accessories Nipple Ring M10
Ring nipple M10x1 brass lights accessories nipple ring M10
Wood pillar nipple for table lamps
