Northern Tool offers the Hopkins 2x4 Basics AnySize Workbench Kit with ShelfLinks, model no. 90164MI, for $67.99. Coupon code "251087" drops it to $57.99. Opt for in-store pickup to dodge the $16.99 shipping charge. That's tied with last week's mention and the lowest price we could find by $12. You provide your own 2 x 4s and plywood to build a workbench up to 36" high and any length or width up to 8x4-feet with a 2-shelf unit on top. All hardware and instructions are included.