Apple Watch( Teachers run the Apple system)- iphone, ipad, itv and Macbook Air.
for knives: Benchmade 581 Osborne Barrage in m390. Lucky knife. Small old timer single blade pen knife for small work. Benchmade Shootout OTF in Cruwear. Leatherman Wave+ Leatherman skeletool.
I usually have both multitools because I am always building and tearing down grid structures at Sporties.