A 'Made in Japan' Boss SD-1 Super Overdrive pedal from the 80's.
For sale at $120.
Cosmetics is 6/10, but otherwise it's all good.
If you are looking for a creamy lead tone or crunchy rhythm parts, this pedal will do the work.
For reference, see http://www.bossarea.com/boss-sd-1-super-overdrive/...