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- Regular price
- $900.00
- Regular price
- $900.00
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20-GAUGE STEEL • 159-PIECE METRIC + SAE • BOTH SYSTEMS COVERED • KEY + COMBO LOCK
For the homeowner who works on everything — import and domestic, metric and SAE.
If your garage sees more than one vehicle, you already know the problem with a single-system set. The import needs metric, the truck needs SAE, and whichever set you own, half your jobs need the other one. So you buy two kits, store them separately, and still end up hunting across both mid-job. The BOXO USA 159-Piece combo ends that: metric and SAE, sockets and wrenches in both, all in one box — so whatever's up on the stands, the right size is already in the tray.
This is the do-everything set. It's built so you stop thinking about which system a job needs and just reach for the tool.
Why it earns a spot in your shop:
- Owning the wrong system for the job. Full metric and SAE coverage — 1/4" and 3/8" drive sockets in both systems, plus metric and SAE combination wrenches — so the import and the domestic vehicle are both covered from one box.
- Fasteners a shallow socket can't reach. Deep sockets throughout, in both drives and both systems, get down over studs and recessed bolts alongside the standard sockets.
- Fine ratcheting in tight quarters. 1/4" and 3/8" drive 90-tooth ratchets turn a fastener on just a few degrees of swing — key in a packed engine bay.
- Wrenches that slip and round off bolts. Smooth open ends, 12-point box ends with positive grip, and a 15° offset for clearance — laser-etched with the size on both sides so you grab the right one at a glance, metric or SAE.
- Tools that rust and look rough. Professional-grade tools with a mirror chrome finish that resists corrosion and wipes clean.
- Tools shifting around and going missing. Every tool sits in a molded EVA foam tray, so nothing rattles loose and one look tells you if a piece is gone — across a big set, that matters.
- A box that won't keep your investment safe. Heavy-duty 20-gauge steel with three comfortable handles, ball-bearing slides, three drawers, a deep top compartment, and a key lock plus resettable digit combination.
Two systems, one box, fully organized — the set that has what the job needs no matter what's in the garage.
Don't just take our word for it — see what others who actually own these boxes say about BOXO USA on Trustpilot.
- Set: 159-piece combo (metric + SAE), professional grade
- Tool Finish: Mirror chrome (corrosion-resistant)
- Wrench Marking: Laser-etched size, both sides
- Organization: EVA foam tool trays
- Box Material: Heavy-duty 20-gauge steel
- Box Finish: Durable powder-coat
- Dimensions: 20½" L × 10" W × 12" H
- Storage: 3 drawers + deep top compartment
- Drawer Slides: Heavy-duty ball-bearing
- Handles: Three (side + center)
- Lock: Key lock + resettable digit combination
- Warranty: Limited lifetime
¼" Drive Sockets
- 12-Piece metric 6-point: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13mm
- 12-Piece metric 12-point deep: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13mm
- 10-Piece SAE 6-point: 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2"
- 9-Piece SAE 12-point deep: 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2"
⅜" Drive Sockets
- 16-Piece metric 6-point: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24mm
- 16-Piece metric 12-point deep: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24mm
- 10-Piece SAE 6-point: 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"
- 10-Piece SAE 12-point deep: 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"
- 2-Piece spark plug sockets: 5/8", 13/16"
Ratchets, Handles & Accessories
- ¼" and ⅜" drive 90-tooth ratchet handles (w/o quick release)
- ¼" drive spinner handle
- ¼" drive sliding T-handle (115mm)
- ⅜" drive sliding T-handle (165mm)
- ¼" and ⅜" drive universal joints
- 2-Piece ¼" drive extension bars: 4", 6"
- ⅜" drive extension bars: 3", 6"
- ⅜"-to-¼" adapter
Wrenches
- 10-Piece metric combination wrenches: 8, 10, 12, 13, 14, 15, 17, 18, 19, 22mm
- 10-Piece SAE combination wrenches: 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"
Hex Keys
- 9-Piece long-arm ball-point hex key set
- 9-Piece long-arm SAE hex key set
Screwdrivers & Pliers
- 4-Piece slotted: 4×100, 6×100, 8×150, 6×38mm
- 4-Piece phillips: PH1×100, PH2×100, PH3×150, PH2×38mm
- 7" combination pliers
- 8" long nose pliers
- 7" heavy-duty diagonal side cutter
- 10" groove joint water pump pliers
We ship FREE to the contiguous US.
Shipping usually takes 3–12 business days depending on your order.
Orders process within 1–2 business days, and you'll receive tracking once shipped.
Standard items (panels, signs, hand tools, accessories): 3–7 business days.
Heavy freight items (workbenches, tool cabinets, large equipment): 6–12 business days. Liftgate service may cost extra — contact us to confirm.
No handling fees, no surprise surcharges. The price you see is the price you pay.
For more information, visit our shipping policy.
Changed your mind or something not quite right? No problem — you have 30 days from delivery to return it, and we never charge restocking fees.
Just email us with your order number and we'll handle the rest. We'll send you everything you need, including the return address, so there's nothing to figure out on your own.
Returns should be in like-new condition with the original packaging. Return shipping is on you for change-of-mind returns, but if anything shows up damaged, defective, or wrong, we cover it all — including shipping. For big freight items, just reach out first and we'll help you sort out the easiest, most affordable option.
Got a damaged or incorrect order? Snap a few photos and email us the same day, and hang onto the packaging.
Once we receive your return, refunds usually land within 5–10 business days.
For more information, visit our return policy.
Every product we sell is backed by its manufacturer's warranty. As an authorized dealer for all our brands, everything we ship is 100% genuine and sourced directly from the maker.
Warranties cover defects in materials and workmanship under normal use. They don't cover damage from improper installation, misuse, overloading, or normal wear and tear.
Have a warranty question or need to file a claim? Just email or call us with your proof of purchase, and we'll handle the back-and-forth with the manufacturer for you.
For more information, visit our warranty page.
You've got options when you shop online — here's what makes Workshop Theory worth your trust.
Free Shipping — On every order in the continental US. No minimums, no hidden fees, no surprises at checkout.
Competitive Pricing — We keep a close eye on our pricing so you're always getting fair value. Got a pricing question? Reach out anytime.
30-Day Returns — If something isn't right, you have 30 days from delivery to start a return. Just keep items unused and in their original packaging.
Authorized Products Only — Every brand is vetted and authorized, so every product is 100% genuine, sourced straight from the manufacturer, and backed by the full warranty. No grey market, no counterfeits, ever.
Real Customer Support — We're a small team that actually cares. When you reach out, you're talking to real people who'll help. Email or call us, Monday–Friday, 9AM–5PM MST.