Category Archives: Uncategorized

We will be closing at 3pm on Fridays beginning Memorial Day thru Labor Day weekend. Hello Summer!

Many metric automotive bolts are stamped with numbers creating a lot of confusion as to the actual grade (hardness) of the bolt. We see bolts with a 9, or a 7, perhaps even a 10 stamped in the head.  These numbers do not give us any insight as to the size or hardness of the […]

We will be closing at 3 pm on Good Friday April 18th. Have a blessed Easter celebrating the resurrection of Jesus!

You never know what you might see in the parking lot at Mark’s Bolts, Nuts and Surplus!

HOW YOU CAN RUIN YOUR DRILL BIT IN 2 EASY STEPS Ruining a drill bit is one of the easiest things to do and we see this all the time!  Too much speed and too much pressure are the number one enemies of any cutting tool. We sell very high quality domestic cutting and drilling […]

One of Mark’s favorite Saturday adventures is a trip to San Carlos, Mexico. Adjacent to the big Mexican port of Guaymas, the small town of San Carlos is home to many American retirees and a great destination for deep sea fisherman and scuba divers! We have had many fun trips with fellow divers to this […]

Ever wonder what Mrs. Mark does when she’s not down at Mark’s Bolts, Nuts and Surplus? Well, one of the things Joni does is make T-shirt Memory Quilts! So, gather up all those old team jerseys, or rock concert t-shirts or summer camp t-shirts and let her make them into a treasure to remember. Email […]

The Great Western Trail As you know, Mark doesn’t sit around town on the weekends so we thought we’d show you another fun Saturday trip. The Great Western Trail is a 3000 mile backcountry route from Canada to Mexico. Arizona’s 800 mile portion of the trail uses back roads that traverse rugged and beautiful country. […]

We will be open for regular hours on Monday February 17th on President’s Day. See you then!