LRONG 10PCS KW4-3Z-3 Micro Switch KW4 Limit Switch 3pin 5A 125V Hinge Lever DC N/O N/C Switches for Mill CNC: Amazon.com: Industrial & Scientific
Twidec/10Pcs Mini Micro Limit Switch 5A 125 250V AC SPDT 1NO Short Lever Arm Switch Snap Action Button Type 2 Pins KW11-3Z08: Amazon.com: Industrial & Scientific
WOWOONE 25pcs 12x12x7.3 mm Tact Tactile Push Button Switch, 4 Pin Momentary SMD PCB Micro Switch with Cap for Arduino, AE1027 5 Colors Round Cap Assortment Kit DIY Project: Amazon.com: Industrial &