You can find industrial supplies at your local hardware store (like Lowes, Home Depot, etc). To find out more information you can go to the hardware store's website to find more details.
You can find screws with holes in them at hardware stores or online retailers that specialize in fasteners and hardware supplies.
Ace Hardware offers organic gardening supplies. You can also find them at Groworganic.com.
There are several commerical hardware suppliers in North Carolina, some of these include Lowes, Conover Home & Commercial Hardware and Beeson Hardware.
You can purchase cleaning supplies in Santa Fe, New Mexico from any hardware retailer or supermarket, such as Osh, Ace Hardware, or Walmart and Target. Cleaning supplies are fairly common and easy to find.
Many home hardware stores will also carry commercial grade hardware supplies. This is also true of many of your local department stores. However, you should never underestimate the value in checking your local paper for things others are selling.
Gresham Janitorial supply in Oregon is one place where you can find top notch janitorial supplies. You can also look at hardware stores such as Home Depot and Lowes.
For any school supplies you can visit www.teacherssupply.com/. If you require cheaper supplies try to go to eBay.com or go to the nearest hardware in your area.
You can find replacement ends for extension cords at hardware stores or online retailers that sell electrical supplies.
There are a number of great places to find stock building supplies. The best place to start is a local hardware store such as Home Depot or a Lowe's Home Improvement store.
Several homeware and hardware stores have supplies for builders, such as B&Q. Alternatively, one could try other hardware stores such as Wickes, for example.
Toilet parts can usually be found at hardware stores. Home Depot, Lowes, Walmart and Home Hardware tend to carry a variety of plumbing supplies and tools.