The short answer is that in most cases, welding high strength bolts is not allowed. In the fastener industry, the term “high strength” typically refers to any medium carbon or alloy steel which undergoes a heat-treating process to develop the strength properties necessary to meet the requirements of a given specification. These ASTM specifications include…Read More
Mark's Bolts will be closed Monday September 7 in honor of Labor Day.Read More
To our AMAZING customers! Thank you for wearing a mask and staying at a distance from each other and us! You are helping us stay open and SLOW THE SPREAD! We appreciate you so much.
Closed Friday July 3 in honor of Independence Day
"This is the go to place for all the bolts and supplies! great guy and great prices! Their reviews speak for itself." Thanks Miguel for the kind words!"
We will be closed Monday May 25 in honor of Memorial Day.
Square Trailer tail lights and Coarse thread left hand yoke ends