Feature●Blade Diameter: 0.18 inches (4.5 mm)●Groove length: 2.4 inches (60 mm)●Total Length: 3.5 inches (90 mm)●Shank diameter: 0.18 inches (4.5 mm) round shaft●Weight: 0.5 oz (13 g)●Material: High Speed Steel●Country of Manufacture: JapanDescription
No.58XW inner cone for countersunk (straight cone) for wood decks.