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    PROFESSIONAL STORAGE FOR PROFESSIONAL TOOLS

    Precision-built magnetic mounts and organizers designed for cleaner garages, faster workflows, and maximum productivity every day.

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Engineered for Every Workspace

From professional repair shops to home garages, STS Auto Design creates magnetic storage solutions that maximize organization and efficiency. Our precision-engineered products keep batteries, chargers, and essential tools securely stored, helping you work faster, stay organized, and focus on every project with confidence.

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Best Sellers

Explore our most popular magnetic storage solutions, trusted by mechanics and DIY enthusiasts for exceptional durability, smart organization, and reliable performance in every workspace.

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Built by Tool Enthusiasts, Trusted by Professionals

STS Auto Design creates innovative magnetic storage solutions that help mechanics and tool enthusiasts work smarter every day. From battery covers to charger mounts and custom accessories, every product is engineered for durability, precision, and a cleaner, more organized workspace that boosts efficiency and productivity.

Organization That Works as Hard as You Do

Every minute matters when you're on the job. Our innovative magnetic mounts and storage accessories eliminate clutter, improve accessibility, and create a cleaner workspace. Designed for professionals and DIY enthusiasts alike, STS Auto Design helps transform everyday garages into efficient, productive environments built for success.

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Tool Holders & Mounts

Discover magnetic tool holders and custom mounting solutions that keep essential tools organized and accessible. Built for mechanics and professionals, these durable accessories improve workflow while reducing clutter in any workspace or garage.

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Battery Holders

Keep spare batteries secure and always within reach with heavy-duty magnetic battery holders. Designed to maximize workspace efficiency, they provide reliable storage solutions for professional garages, workshops, service vehicles, and home workstations.

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Trusted by Mechanics & Tool Enthusiasts

Thousands of professionals and DIY enthusiasts trust STS Auto Design to keep their workspaces cleaner, smarter, and more organized. Our magnetic storage solutions are built for durability, precision, and everyday performance.

STS Auto Design MW18XCT - Flexible M18 xc3/4/5/6.0ah MW18XC Battery Magnetic Cover

STS Auto Design MW18XCT - Flexible M18 xc3/4/5/6.0ah MW18XC Battery Magnetic Cover

Jason M.

Excellent quality and a perfect fit. Keeps my batteries protected and my workspace much more organized.
STS Auto Design HC04CH – Hercules 20V / 12V Fast Charger Magnetic Plate

STS Auto Design HC04CH – Hercules 20V / 12V Fast Charger Magnetic Plate

Michael R.

Mounted it in minutes. My charger stays secure and no longer takes up valuable bench space.
STS Auto Design STSMW18TH – Magnetic Dual Tool Holder for Milwaukee M18 Drills & Impact Guns

STS Auto Design STSMW18TH – Magnetic Dual Tool Holder for Milwaukee M18 Drills & Impact Guns

Justin K.

Strong, durable, and exactly what my garage needed. Highly recommend these mounts.
STS Auto Design STS29DBH - Magnetic Drill Bit Organizer For 29-Piece Drill Bit Sets (1/16″–1/2″)

STS Auto Design STS29DBH - Magnetic Drill Bit Organizer For 29-Piece Drill Bit Sets (1/16″–1/2″)

Daniel P.

No more searching for sockets. Everything stays organized and easy to grab.
STS Auto Design STSWCBH - Carbide Bit Holder

STS Auto Design STSWCBH - Carbide Bit Holder

Ryan T.

Simple but incredibly useful. Holds every bit securely and saves me so much time.
STS Auto Design MW1880FT – Flexible Milwaukee M18 Forge 8.0 Magnetic Battery Cover

STS Auto Design MW1880FT – Flexible Milwaukee M18 Forge 8.0 Magnetic Battery Cover

Kevin H.

The magnetic hold is impressive. Built tough and looks professional in my workshop.
STS Auto Design MTIP20 - Matco 10.8/20v Magnetic Charger Plate

STS Auto Design MTIP20 - Matco 10.8/20v Magnetic Charger Plate

Brandon S.

Great design and very sturdy. Installation was quick and everything fits perfectly.
STS Auto Design STSMW18GG - Milwaukee m18 Grease Gun Holder

STS Auto Design STSMW18GG - Milwaukee m18 Grease Gun Holder

Matthew C.

Makes my workbench look cleaner and keeps my tools exactly where I need them.
STS Auto Design STSMH – Magnetic Hook Pair with Dual 100lb Magnets

STS Auto Design STSMH – Magnetic Hook Pair with Dual 100lb Magnets

Justin B.

Fantastic quality. My garage feels much more organized after installing these mounts.
STS Auto Design MTSKB – Matco Sidekick Box Accessory

STS Auto Design MTSKB – Matco Sidekick Box Accessory

Eric W.

STS made a custom solution that fit my setup perfectly. Outstanding craftsmanship.
STS Auto Design STSMW18 – Magnetic M18 Battery Holder for Milwaukee Tools

STS Auto Design STSMW18 – Magnetic M18 Battery Holder for Milwaukee Tools

Anthony L.

Very durable with a strong magnetic grip. Worth every penny.
STS Auto Design STSPT – Heavy-Duty Magnetic Parts Tray for Mechanics & DIYers

STS Auto Design STSPT – Heavy-Duty Magnetic Parts Tray for Mechanics & DIYers

Andrew G.

Finally a storage solution that actually works. Everything stays in place.
STS Auto Design SN144CH – Magnetic Charger Holder for Snap-On 14.4V Battery Charger

STS Auto Design SN144CH – Magnetic Charger Holder for Snap-On 14.4V Battery Charger

David N.

Excellent product quality and fast shipping. Couldn't be happier.
STS Auto Design STSUBT – Universal Magnetic Battery Tray

STS Auto Design STSUBT – Universal Magnetic Battery Tray

Robert K.

Professional finish and easy installation. Highly recommend for any mechanic.
STS Auto Design STSZTH - Magnetic Zip Tie Holder Organizer for Workshop (3-Pack)

STS Auto Design STSZTH - Magnetic Zip Tie Holder Organizer for Workshop (3-Pack)

Steven A.

Keeps all my bits organized and accessible during every project.
STS Auto Design Tools Milwaukee M18 Blower Magnetic Mount - STSMW18BH

STS Auto Design Tools Milwaukee M18 Blower Magnetic Mount - STSMW18BH

Brian F.

Heavy-duty construction with a secure hold. Perfect for my shop.
STS Auto Design MW12XCT – Flexible Milwaukee M12 XC Magnetic Battery Cover

STS Auto Design MW12XCT – Flexible Milwaukee M12 XC Magnetic Battery Cover

Joshua E.

Fits exactly as described and protects my batteries from everyday damage.
STS Auto Design STSTH – Magnetic Tub O’ Towels Holder for Mechanics & DIYers

STS Auto Design STSTH – Magnetic Tub O’ Towels Holder for Mechanics & DIYers

Mark J.

My workspace has never looked this organized. Great products and excellent quality.
STS Auto Design STSPPBT - Magnetic Base for Power Probe Butane Torch

STS Auto Design STSPPBT - Magnetic Base for Power Probe Butane Torch

Tyler W.

Clean design, easy to mount, and saves a surprising amount of space.
STS Auto Design STSFB - Magnetic Funnel Buddy Mounting Kit | No-Drill Install

STS Auto Design STSFB - Magnetic Funnel Buddy Mounting Kit | No-Drill Install

Adam P.

The custom mount exceeded my expectations. Great communication and amazing final product.

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Built for Professionals

Precision-engineered storage solutions designed for durability, reliability, and everyday workshop performance.

30-Day Returns

If you're not completely satisfied, enjoy an easy return process within 30 days of purchase.