2022_q1/2022_01_15_lathe_chuck_and_magnets

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lathe chuck after I got it disassembled spring contacts are made from a sheet that's a little more than 0.007" thick chuck jaws No. 6005-46 The Skinner Chuck Co, New Britian Conn, USA rear view of the chuck with rear cover and mechanism removed rear cover of chuck rear cover of chuck gears chuck jaws chuck jaws (did a better job of cleaning after I saw this photo) chuck jaws all of the magnets that come out of the original Apple airpod case all of the magnets that come out of the original Apple airpod case rough measurements Surefire A2 Aviator teardown (tailcap switch failure) all parts except the tailcap switch turned or flipped Z62 tailcap switch disassembled with broken contacts tailcap switch - spring piece in the lower right is unbroken but does not make good contact with PCB. Left and top are broken, and the top one I bent out a bit to measure the thickness (~ 0.0075 inches) I scratched up the PCB a bit grinding the spring out tailcap switch - spring piece in the lower right is unbroken but does not make good contact with PCB. Left and top are broken, and the top one I bent out a bit to measure the thickness (~ 0.0075 inches) massively corroded bike light (with jumper wires I added on to see if anything was still alive) corroded LED emitter correded LED emitter airpod case PCB airpod case PCB apple connector from airpod case apple connector from airpod case