SME 309 HTA Key. Does anybody know how to get one or an alternative?

Missing a HTA key for my 309 tonearm. Anybody know of an alternative wrench that would work?
thank Mike

hiendmmoe09-25-2021 11:40pm

danmar123 Details Discussions Posts This discussion Message User 477 posts 09-26-2021 at 12:29am Copy Comment URL Report Comment Edit Delete It's a 3mm Allen socket.
danmar123 Details Discussions Posts This discussion Message User 477 posts 09-26-2021 at 11:01am Copy Comment URL Report Comment Edit Delete No, my apologies. Look @ page 7- https://sme.co.uk/audio/wp-content/uploads/sites/1/2016/12/SME-series-300-instructions.pdf
danmar123 Details Discussions Posts This discussion Message User 477 posts 09-26-2021 at 11:58am Copy Comment URL Report Comment Edit Delete I just checked my box, & it's a torque wrench.