Emuge GFS23706.5000 | #1- (64 or 72) UNC/UNF Thread Mill ZGFI -2xDFeatures: Solid carbide single plane thread mill for internal threads in a wide range of materials Different thread sizes and pitches can be produced with a single tool TICN coating for added wear resistance Product Specifications Cutter Diameter (Inch) 0. 056" Pitch 64, 72 Size 1 Thread Standard UNC UNF M Applicable Material Steel, Stainless Steel, Cast Iron, Aluminum, Titanium Application Single Plane Type ZGF I THREADS ALL Length Group 2 x D