GENUINE LUCIDITY 12 AND 24 VOLT PUSH-PULL ON/OFF SWITCH MODEL P/N 1932-005 NOTE: This is the METAL SHAFT model which is MUCH STRONGER and LONGER LASTING than the plastic shaft models. FEATURES Amperage rating 16A @ 12Volt , 8A @ 24Volt. The knob is a screw on fit to the metal shaft for easy removal for installation. This switch can be mounted through surfaces as thick as 15mm and requires a hole size of 8mm. The switch terminals where the wires connect to have a hole diameter of 3mm for fitting the wires in and terminated / fixed in with Philips head threaded screws.