CNC Machining Micro Limit Switch Kit with Mounting Plate for 3D Printer, OX CNC, Workbee and Other CNC Router Machine: Amazon.com: Industrial & Scientific
YAMATAKE type LDS-5200K Limit Switch, IP-67, for CNC machines – Eisen Machinery Inc
Proximity Limit Switches [Archived]
CNC Machining Micro Limit Switch Kit – BULK-MAN 3D
TWTADE/TZ-8104 Rotary Metal Roller Arm Limit Switch NO NC for CNC Mill Plasma, Adjustable Roller Level Arm Momentary Limit Switch TZ-8104: Amazon.com: Industrial & Scientific