https://www.amazon.com/BIKEHAND-Complete-Bicycle-Repair-Torque/dp/B005KWRITO a kit like this is good

And I love using these t handle Allen keys

https://www.harborfreight.com/metric-professional-high-torque-t-handle-hex-key-set-8-piece-58698.html

And this torque wrench

https://www.amazon.com/PRO-BIKE-TOOL-Torque-Wrench/dp/B083MRWD6Q