This sale is for 1 New Mitutoyo 0-.5" Range .001" Grad Carbide Tipped Micrometer Head 149-148. 149-148 Series 149 Micrometer Head: 0-.5" The 149-148 has an accuracy of +/-.0001" Features: Carbide tipped measuring face. Specifications: Stem: Plain Stem dia.: .375" Spindle Pitch: 0.5mm Spindle Face: Flat (carbide tip) Scale Surface: Hard-chrome plating Fixture Thickness for Clamp Nut: 6mm The 149-148 has graduations of .001" A scale shown is for size reference only and not part of the sale. We ship Wednesday through Friday and are happy to combine orders for shipping. Thank you for looking.