New Spring Center knurl Tap Guide Tool to Align Tap for threading Lathe Mill Jig Bore Machine tools

Product Description:

-Spring Center Knurl Body Tap Guide Tool - Align Tap For Threading.
-Enables you to start every tap straight
-Shank Dia: 1/2"
-Tip Dia: 3/16”
-Point hardened to : 50-55 HRC