Recessed 1/2" Switch Set - 150 Series - 10 PackThese products are all Made to Order Which means they are non cancelable and non refundable Description Recessed 1 2" Switch Set 150 Series 10 Pack 10 Pack Larger than 3 8 but smaller than 3 4, we introduce our newest innovative switch design, the one half inch diameter, flush mount, 150 12. This new design is in response to requests from our customers for a switch that would give them additional working room for extra wire, E. O. L. resistors, etc.,