The Weller XT DS soldering tip is specified with an HM XT tip type and a stated length of 1

For reference to the manufacturer's information and documents

The padlock is designed for safety-related locking tasks and features a 1-1/2 inch (38 mm) wide body and a 1-1/2 inch (38 mm) nylon/plastic shackle with a 1/4 inch (6 mm) diameter

The product is supplied as one pair of test leads

Ball diameter: 25 mm (nominal)

Adapter B4E-M4-I sort m/M4 gevind CAT II 1000V 32A Unit(s):Pcs The Weller XT DS soldering. Insulated, with external thread for screw connection to threaded holes. Machined brass. 4 mm rigid socket in insulator accepting spring loaded 4 mm plugs with rigid insulating sleeve. Socket with internal slot for screwdriver.