MakerHawk 5pcs Aluminum Heater Block for MK7 MK8 3D Printer and 5pcs NTC 3950 100K Thermistor with 1 Meter Wiring and 5pcs 12V 40W 620 Ceramic Cartridge Heater for 3D Printer

3d printer heater block: Inner hole for set screw: M6 and M3 (heat pipe and thermocouple) Heater Mounting Hole: 6mm diameter Thermocouple Mounting Holes: 3mm diameter Suitable for Makerbot printer 12V 40W 620 Ceramic Cartridge Heater: Material: 304 stainless steel Lead wire: 0.3 square Resistance: 2080 high temperature resistant high quality oxide powder Application: 1 Semiconductor chamber heating 2 Semiconductor wafer lead connection 3 Semiconductor wire and die bonding 4 Freeze protection and deicing of equipment in cold climates or applications 5 Humidity Control 6 Patient Comfort heating used in medical devices 7 Mold die and platen heating 8 Seal bars used in packaging equipment 9 Test sample heating in gas chromatography NTC 3950 100K Thermistor: For 3D printers: use TEMP_SENSOR 11 in Marlin firmware Small Size: 1.25mmx2.0mm glass bead High accuracy: 1% Resistance value at 25°C=100K Wiring insulation: high temperature teflon / PTFE Package Including 5 * 3d printer heater block 5 * 12V 40W 620 Ceramic Cartridge Heater 5 * NTC 3950 100K Thermistor