Gedore 6153580 (Series IN19 8) Screwdriver bit socket 1/2″ in-hex 8 mm | Gedore Tools
Bondhus 10607 - 1/8" Ball End Hex Screwdriver - 3.1" Long | UKtools
Mesee 8 Pieces S2 Steel Magnetic Hexagon Screwdriver Bits Set, H1.5-H8 Hex Head Allen Wrench Drill Bit with 1/4 inch Hex Shank, 50mm Length : Amazon.co.uk: DIY & Tools