【6mm 7mm L-Shaped Wrench】For fasten nozzles, 6mm hole is suitable for MK8 hexagonal nozzle; 7mm hole is suitable for standard E3D hexagonal nozzles. 【Multi-Purpose Spanner】5 in 1 spanner, different open modules fit different extruder nozzle and heater block; stainless steel 3D printer nozzle cleaning needles, the needles are sturdy, durable and highly flexible, very easy to bend, yet will not break.
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