Buy A4 Stainless Steel Dome Countersunk Head Bolt M6 x (1.00mm) x 18mmT618CS-B
Unbrako Socket Head Cap (Allen) Screw Full Thread M18 x 50mm in Black - ISO 4762 (DIN 912) - Westfield Fasteners Ltd
Pack of 6, M5 x 18mm (5mm) A2 STAINLESS SOCKET CAP SCREWS WITH FREE A2 STAINLESS STEEL NYLOC NUTS (PACK OF 6), STEEL HEX HEAD : Amazon.co.uk: DIY & Tools
M18 x 50mm Full Thread Hexagon Bolts (DIN 933) - A2 Stainless Steel: Accu.co.uk: Precision Screws
Get to Know Metric Bolt Sizes - Insight Security
M5 x 18mm Hexagon Socket Button Head Screw | Stainless Steel | Bosch Rexroth Alternative
M8 x 18mm Hexagon Set Screws/Bolt Full Threaded Stainless Steel A2 (304), DIN 933 | Bolt World