Some cool machining engineering images:
97408 at Crewe heading south on the up centre road with one of the remodelling workings on 1 June 1985
Image by JohnGreyTurner
97408 formerly 40118 / D318
Original (not very good) rescanned and reposted
4 mm Machine China Screw with Gun Gum Gloop
Image by tudedude
Inserting a 4mm Machine China Screw into a piece of sheet stainless oven liner