Auger Bit Extension 7/16"x12" - For greater length, use this Auger Bit Extension.Auger Bit Extension 7/16"x12" features include: 12&rdquo: Extension Fits 7/16&rdquo: Hex Shank Auger Bit Extension Adds 12&rdquo: to your bit Heavy-duty set screw type Auger Bit Extension Has 2 Set Screws Hex Wrench included Order Qty of 1 = 1 Piece Below is more info on our Auger Bit Extension 7/16"x12"