Description: Made of solid aluminum material, durable in use. It works perfect with nozzle and nozzle throat. Inner hole for set screw: M6 and M3 (heat pipe and thermocouple). Heater Mounting Hole: 6mm diameter. Thermocouple Mounting Holes: 3mm diameter Specification: Material: Aluminum Size:16x16x12mm /MK8 Inner hole for install screw: M6 and M3 (heat pipe and thermocouple) Package Includes: 5PiecexAluminum Heater Block
