Buy Now: https://goo.gl/KFFJY6 Today we're looking at an industry standard from Boss, the SD-1 Super Overdrive. The Boss SD-1 has lived on pedalboards from Page to Greenwood and is widely known for its smooth, asymmetrical clipping. Whether you need a classic crunch or a clean, midrange boost, the Boss SD-1 Super Overdrive offers solid tones and an unbeatable price.