Be In Your Mind 70mm Ceramic Wash Basin Extended Bolt Screw Kitchen Sink Basket Strainer Plug Screw for Marble Artificial Quartz Stone Wash Basin : Amazon.co.uk: DIY & Tools
1-1/4in. Kitchen Sink Strainer Waste Complete With Plug + Chain + Fixing Bolt | DIY at B&Q
What tool do I need for a basket strainer screw? A screw driver isn't broad enough and I can't find if there is a specific tool I need. Thanks. : r/Plumbing
plumbing - What is this sink drain bolt called? - Home Improvement Stack Exchange