As one of its daily deals, Itzaflash offers the refurbished Rockworth Electric Air Compressor, model no. RW1504ST, for $89 with free shipping. That's the lowest total price we could find for a refurbished model by $11. It features a 1.5-HP motor, automatic stop/start function, 3-gallon steel tank, and oversized regulator controls and air output gauge. Deal ends September 23 at 10.59 am ET.

A 90-day Wood Sales, Inc. warranty applies.