Hello. A local festool dealer told me that a router with 8mm. collet can't operate saftly a bit with long shaft and a diameter 20-25mm. I felt that he just wants to sell me an Festool OF 1400 EBQ-PLUS with 711€. What is the biggest cylinder-shape bit with longer shaft that can be operated with...

Hi,Mike here, I'm a "newbie",so excuse the ignorance.I just got a Milwaukee 5616-24 router.I also got 3 undersized plywood bits from Infinity because I planned on making dados.The collet depth on the router is around 2 1/16". The Milwaukee instructions say insert all the way then back the bit...