Its happened before, yoursnow bloweris humming along, cleaning-up winters mess, throwing arcs of snow from your driveway, when all of the sudden the auger stops in mid-turn. The engine is still going full bore, but the auger is frozen in place. The stress that the engine exerts on the gearbox as it revs is about to start causing damage when Snap, thesnow blower pinsholding the auger to the engine driven shaft break, the stress on the gear-box is released and engine settles into a smooth purr again. From rocks, to snow-covered newspapers, to balls and toys, there are a lot of things that may be lurking under the cloak of freshly fallen snow, things that will choke-up your snow blower, potentially stripping cogs, splitting gear boxes and costing you hundreds of dollars in repairs. Thats why its important to always have a few spare shear pins on hand and never replace a broken shear pin with a regular bolt, even as a temporary fix, just don’t do it. Designed to break under the PSI specific to each machine, the Craftsman snow blower pins are designed to help your snow blower last for decades while saving you hundreds in costly repairs. Made to fit easily in the pre-drilled auger and shaft, these shear pins drop in with ease and with a cotter pin fastener, you dont need to lug around tools to replace them. Just throw a couple in your pocket before you head out to blast that driveway clean and know that no matter what lurks under the snow.