

Electrical
The Big Tool Box provides a wide range of high-quality electrical supplies to handle the demanding requirements for almost all of your commercial and residential wiring and fixture needs. Whether for a large scale, commercial job or new addition in your home, our expertise saves you time and money.
- Wires and wiring supplies and tools
- A wide variety of electrical fixtures
- Electrical supplies and equipment
- Fuses
- Electrical cords
- Shop & Work lighting
Come in to talk to our experts at either our Parker or Centennial Store today!

DEPARTMENTS
Commercial Equipment Sales
Denver contractors know us for our quality brands, expert customer service and knowledgeable staff. Come in to let us help you with your equipment needs.
Screws, Nails and Fasteners
Need to put something together and make it last? Come on in and ask our experts what type of screws, nails, nuts, bolts or fasteners will help you get the job done right.
Home Goods
It’s the indoor and outdoor touches that make a home shine. From household cleaners and equipment to decorative clocks, gauges and accents, we are sure to have something for just about every nook and cranny.
Storage & Organization
Looking to get organized? We have a great selection of bins, bags, carriers, systems and hangers to get you started and finished in an orderly manner.
Hardware
Being an Ace Hardware store, it means we specialize in all of the little hardware items that are huge in making your projects a success. We have a full selection of Hillman fasteners, builders hardware, deck screws, tubing, hangars and much much more.
Paint
Find all the best paint and stain colors to inspire you from top brands like Clark+Kensington, Magnolia by Joanna Gaines, Cabot, Sikkens and more.
Plumbing
Looking for vinyl PVC or copper plumbing supplies? We have a wide variety of couplers, fittings, elbows and piping to get the water running. Serving contractors and homeowners for almost half a century.
Electrical
When it comes to lighting up a room, we carry the top brands you can count on by Gardner Bender, Lurton, Levitron and Monster and a full line of Sigma fittings and couplers. Looking for fuses, electrical cords,or shop and work lighting, we have it.
Centennial: 8080 S Holly St., Centennial, CO 80122
Parker: 19850 Cockriel Dr. Parker, CO 80134
(303) 779-8822
Centennial Store
Monday-Friday | 8am-7pm | |
Saturday | 8am - 6pm | |
Sunday | 9am - 6pm |
Parker Store
Monday-Friday | 7:30am-7pm | |
Saturday | 8am - 6pm | |
Sunday | 9am - 6pm |
customerservice@bigtoolbox.com
Lawn & Sprinkler Center (303) 779-8864
Highlands Garden Center (303) 220-5856
Repair Center (303) 220-5846
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