Further technical information and the manufacturer's product description can be found in the official datasheet:

Internal hexagon tip: 2

Composition: 55% wood pulp (cellulose)

Integrated chip for tip identification

trinløst med Torque Setter justering værktøj

Adaptersæt PT8->LT spidser m. spidshylster og adapter MIL4122101411 Further technical information and theDescription This adapter from Weller, PT8 LT, is documented on the manufacturer's product page as an adapter for LT series soldering tips. The datasheet explicitly states that the product (Item No. T0058720788N) is supplied as a PT6 LT adapter with barrel and has a temperature rating of 425C. The PT8 LT is referred to as the product page designation in the manufacturer's material and is identified along with the details in the datasheet. Technical