Cheap And Discounts CG K/PT100 Type M3 M4 Copper Screw Thermocouple with 0.5/1/2M High Precision Waterproof PTFE Cable 3D Printer Temperature Sensor Wholesale. Buy Directly From Merchant CG INSTRUMENT Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.