A pack of fifty adaptors, these are No.1 adaptors and are intended for 16mm aspirator tips. Used to connect aspirator tips to tubing, so they can transfer water and air properly and effectively. These adaptors are white and made using a hard-wearing plastic, this helps them to fit securely to aspirator tips without leaks. Each of these adaptors is single-use.
These adaptors are single-use so as to help prevent cross contamination.
Not all aspirator tips need adaptors, no.