ITEM NAME:12V 40W V6 J-Head Hotend Extruder Nozzle Kit with Cooling Fan/Teflon Tube/D X4T8 12V 40W V6 J-Head Hotend Extruder Nozzle Kit with Cooling Fan/Teflon Tube/D X4T8 Nozzle Size: 0.4mm for 1.75mm Fliament. Thermistor: 100K, NTC 3950, 1 meter Length Heater wire: 12V 40W, 1meter Length Teflon tube: 1 meter ,Bore ID4mm OD6mm Cooling Fan: 30*30*10mm ,12V, with 2 Pin wire and bracket. The size about 3D V6 Heat Cooling Tube: Connection thread: M7 Joint connecting thread: G1/8 Feeding hole: 4.2 (with 4 x 2 Teflon tube PTFE) Installation position: ÃŽ ¦12 x 3.7 About V6 Nozzle Throat: inner hole 2mm radiating end threaded M7 heated end M6 total length : 22.4mm Tail part: 4.2mm hole Material: 316F/stainless steel; Scope: 3D-V6 long distance wire; Suit for: wearing ÃŽ ¦4 x 2 Teflon tube colour:Photo Color Material:stainless steel Package Contents: 1*V6 remote hotend kit 1*Cooling fan with Bracket 1*Teflon tube 1*Thermistor&heater wire 3*Bendable Drill Bit 0.4mm.1 V6 remote hotend kit. About V6 Nozzle Throat Feeding hole: 4.2 (with 4 x 2 Teflon tube PTFE). Suit for: wearing ÃŽ ¦4 x 2 Teflon tube. 1 Teflon tube. The size about 3D V6 Heat Cooling Tube Joint connecting thread: G1/8.