How to Build a Level Workbench for a Sloped Floor like a Garage Part 1 : I needed a level adjustable workbench for my CNC and equipment. It has to be strong enough to hold the weight of the CNC and also the computer equipment. And it needs to have a top that can be level adjustable by as much as 1.5 inches over a seven foot distance because my garage floor is sloped. Use these points to jump around within the video
Video Chapters
0:00 Design Approach(opens video in a new window at specified timestamp)
1:14 Cutting and Assembly of the workbench base(opens video in a new window at specified timestamp)
2:06 Cutting and Assembly of the workbench legs (note: they were too long)(opens video in a new window at specified timestamp)
2:28 Affixing workbench legs to base(opens video in a new window at specified timestamp)
3:30 Chiseling out crossmembers for riser nut for level adjusting top(opens video in a new window at specified timestamp)
11:08 Chiseling base for cross members(opens video in a new window at specified timestamp)
13:47 Installing crossmembers(opens video in a new window at specified timestamp)
15:37 Shortening Legs(opens video in a new window at specified timestamp)
16:05 Cutting and Installing Leg Cross member support(opens video in a new window at specified timestamp)
17:37 Installing 5 inch casters to legs(opens video in a new window at specified timestamp)
18:55 Test of workbench bench and wrap up(opens video in a new window at specified timestamp)
Watch as I build this level adjustable workbench for under $150.
Material List
U Do It’s Contractor Materials List on Amazon(opens in a new window).
- (9) 2x4x8′ Studs (note: I should have used 4×4’s for the legs – if you used 4x4s you would only need two 4x4x8′ and you would be able to reduce your 2x4s by 4)
- (5) 2x8x6′ Studs
- (16) 5/16″ x 3.5″ Lag Screws
- (16) 5/16″ Washers
- 5″ Casters
- (1) 4×8 sheet of Plywood or OSB 1/2″ or thicker (I used 19/32″ OSB)
- (26) 1/4″ x 3″ Torx Head Lag Screws
- (4) 3/4″ x 8″ Bolts, Nuts and Washers for Risers
- Convenience:Adopting a dual step design, stepping on ON means braking, and stepping off means unlocking.The 4 wheels have brakes,ensuring the safety of people and goods at any time and at any angle
- Screws Include and Heavy Duty:360 degree rotation to facilitate rotation at any angle,Heavy duty: can withstand a single 550lb, a total of 2200lb weight
- Capacity:550lbs each. Plate Size:3.74" (95mm) x 2.6" (66mm).Hole center to hole center:2.93" (74.5mm) x 1.8" (45mm). Mounting hole dimensions: 0.33" (8.5mm) x 0.46" (11.9mm)
Amazon.com Price last update on 2026-11-03 - Details(This link opens in a new window)
Tools Used
U Do It’s Contractor Tools for Home List on Amazon(opens in a new window).
- 12″ DeWalt Combination Miter Saw
- Hammer Drill / Driver Impact Driver (this is a must have in my opinion)
- Screw Heads (phillips #2 and Torx Bits)
- Drill bits
- Paddle Bits
- Saw Horses or Workbench
- Circular Saw (for cutting top) (optional)
- Trim Router for cutting top flush with workbench
- Wood Chisels
- Tape Measure
- 4′ or 6′ Level
- Wrench or ratchet/sockets for bolts to adjust table top
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