Product Description Instead of wasting time cutting out spacers for every project and toss them once you're done. Have accurate stackable spacers ready to go when you need them! These spacers are great for setting blade heights and router bits, parts locations, drawer front spacing, and much more! Choose between Inch and Millimeter sizing. All the spacers are 1" x 2"(25mm x 50mm) and can easily be stacked together to get the exact dimension you're looking for. The spacer range from 1/16"(2mm) up to 3/4"(18mm) with a ±0.01"(0.2mm) tolerance. Additionally, you can keep all your spacers in one spot with a magnetic latching storage box Some projects just need more spacers. Check out the super set for the best bang for your buck! One spacer set includes: 2X 3/4"(18mm) Thick Spacers 2X 1/2"(10mm) Thick Spacers 2X 1/4"(6mm) Thick Spacers 2X 1/8"(3mm) Thick Spacers 2X 1/16"(2mm) Thick Spacers Super Set Includes: 6X 3/4"(18mm) Thick Spacers 6X 1/2"(10mm) Thick Spacers 12X 1/4"(6mm) Thick Spacers 12X 1/8"(3mm) Thick Spacers 12X 1/16"(2mm) Thick Spacers