Skid Steer Auger Bits and Extensions of various diameters and configurations. Hex and Round Shaft Hubs Available for multiple applications depending on your needs. 2' Hex, 2.5" Hex and 2.56" Round Hubs to choose from. Bits to tackle light, medium or extreme soil conditions. Specialty bits as well. Completely welded flighting fabrication for superior strength and long lasting auger bits.