Brand Name: Irwin
*Length: 4 in.
*Material: Steel
*Product Type: Forstner Bit Extension
*Shank Diameter: 3/8 in.
*Shank Type: Round Shank
*Number in Package: 1 pc.
*Magnetic: No
*Impact Rated: No
*Packaging Type: Carded
*Accepts Shank Diameter: 3/8 in.
*Quick-Change Mechanism: No