Author Archives: Greg Corby

If you’re out and about today, stop by and enjoy some cookies and ice cold water on us! It’s CUSTOMER APPRECIATION DAY at Mark’s Bolts! We are truly grateful for each and every one of you.

We will be open regular hours on Friday July 1st from 8am to 3pm. We will be CLOSED Monday July 4th in honor of Independence Day. May God bless America; we need it!!!

Many times we are asked “What grade of bolt should I use ?” Unfortunately, that is a hard question to answer from our side of the counter. We are not architects nor engineers. However, we can shed light on the basic classifications …. In the American world (a.k.a. SAE) the main classifications are Grades 2, […]

We are closing early at 12:00 pm on Friday May 27th. We will be closed Monday May 30 and will resume regular hours on Tuesday May 31. Thank you to all our veterans. God bless you.

Well, since we can’t seem to get the doctor to make house calls, we will just have to be closed at 4:00 pm on Tuesday May 17th so Mark can go to him. Thank you for your cooperation!

We are not in the business of giving restaurant reviews here at Mark’s Bolts, but since we have been staying in the neighborhood here at the store occasionally, we are searching out new places to eat. We found a great place last night in downtown Glendale! Cuff: New American Eatery. Yum! We loved the food […]

Here’s another comment we hear a lot …… “Okay … I understand the concept and progression of fractional drill bits … but what in the world are numbered bits and lettered bits?” Simply put, there is a whole world of sizes that exist tucked in between the fractional sizes. For example …. The normal drill […]

Whoo Hoo! Sale on drill blanks! $15.00 per lb. Assortment ranging from .1800 to .9688 Used as stock for small tools, drill blanks are often used as gauges to check hole size and drill bushing size or as guide pins for die sets. What people are saying about drill blanks: “I have used them for […]