Comparison : Item # D415640024, Carbide Tipped Straight Flute/Straight Shank Expansion Chucking Reamer, Fractional Sizes (USA)
Item # D415640028, Carbide Tipped Straight Flute/Straight Shank Expansion Chucking Reamer, Fractional Sizes (USA)
Item # D415640032, Carbide Tipped Straight Flute/Straight Shank Expansion Chucking Reamer, Fractional Sizes (USA)
Item # D41248034, Carbide Tipped Straight Flute/Straight Shank Expansion Chucking Reamer, Fractional Sizes (USA)
Item # D415640036, Carbide Tipped Straight Flute/Straight Shank Expansion Chucking Reamer, Fractional Sizes (USA)