RELIABLE: Made of high-quality plastic, NISUS blade protector keeps auger blades sharpened and ready to work.
SIZE: The blade guard is presented in two sizes 4", 5". It fits NISUS Iceberg augers perfectly.
Extend the life of your auger blades! This plastic guard prevents blades from dulling and guarantees safety setup. Put on the blades as far as they are set, and take off right before drilling.