Features 1、It is suitable for many kinds of hot air soldering station, exquisite workmanship, with long service life 2、These nozzles are adopted of good quality steel, not easy to rust 3、With the lock screw which can lock the nozzle firmly, so effectively avoid hot air flow out from the gap between the nozzle and the heat gun air outlet steel pipe 4、10pcs/set, include size:3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm, 12mm, 10x10mm, 12x12mm 5、Compatible for850 850A 852 852D 852D+ and air pump type hot air soldering station Specification Features: Compatible for 850 850A 852 852D 852D+ and air pump type hot air soldering station. These nozzles are adopted of good quality steel, not easy to rust. With the lock screw which can lock the nozzle firmly, so effectively avoid hot air flow out from the gap between the nozzle and the heat gun air outlet steel pipe. 10pcs/set, include size:3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm, 12mm, 10x10mm, 12x12mm. It is suitable for many kinds of hot air soldering station, exquisite workmanship, with long service life. Specifications: Material: stainless steel Shape: round + square Diameter: round 3/4/5/6/7/8/10/12mm + 10mm square + 12mm square Weight:134g Package Included: 10 x nozzles Package List