Feature 1THREE HOLE DESIGN: Designed for CHT clone nozzles, the three hole design provides twice the flow of a regular nozzle, making it ideal for high speed printers. 230MOHS HARDNESS: Thermal conductivity of 105W/m.k, maximum printing temperature of 300, hardness of 30Mohs, thermal expansion coefficient of 18.0um/m.c, and the hardness of 30Mohs. 3COMPATIBLE MaterialS: 3 holes print brass nozzles are compatible with 1.75mm PLA ABS TPU PA 3D printer Materials, the pointed design prevents scratching prints in printing. 4BRASS: 3D printer nozzle is made of brass with integral hardening treatment and thermoforming processing, super wear resistant, heat resistant and low thermal conductivity. 55PCS: A total of 5 packs, sufficient quantity to meet your replacement needs and improve your printing speed.Item Type: CHT V6 3D Printer Nozzle Material: BrassWire Diameter: 1.75mmThermal Conductivity: 105WmkHardness: 30MohsMaximum Printing Temperature: 300Thermal Expansion Coefficient: 18.0um/mCDiameter:7mm/0.28in Size:6 x 21mm/0.24 x 0.83in Package List:5 x CHT V6 3D Printer Nozzle