Intended conductor cross-section (stated): 4–6 mm²

Source and further product information can be found on the manufacturer's product page: WELLER product page for WR3000M Set 230V

anti-acid stainless steel (SA)

and one bit holder

Reduktionsmuffe 63/50 MIL379101111 Intended conductor cross-section (stated): 4–6Product Description This reducer from ALSIDENT, Alsident reducer 4 6350, connects bench mounted extraction arms to a ventilation (spiro) duct. The Alsident reducer 4 6350 reduces the duct diameter from 63 mm to 50 mm and is made of polypropylene (PP). Function Reduces diameter from 63 mm to 50 mm. Designed for direct mounting on spiro ventilation duct. Secured to the duct after mounting. Material and Colour Material: Polypropylene (PP). Documented