Answer: spinnerets

AnswerCrossword Clue
spinneretsSPINNERET, the silk-spinning organ of an insect or spider also SPINNERETTE
spinnerets(in the production of man-made fibers) A cap or plate with a number of small holes through which a fiber-forming solution is forced
spinneretsAny of a number of different organs through which the silk, gossamer, or thread of spiders, silkworms, and certain other insects is produced