By Jon Hoch, Founder (Bolingbrook, IL)

You’re half way finished snow blowing your driveway and clunk… you hit a rock.

Your snow blower engine is still running at full speed, but the auger is jammed.

Here's the good news: Your machine was designed to handle this situation.

Here's the bad news: You’re going to need a shear bolt or two.

What is a shear bolt?

Typically, two shear bolts (or shear pins) connect the auger to the auger shaft.

They feature specially designed grooves, allowing them to snap if there’s too much torque. This prevents damage to...