M18 x 1.5 Form Tap, Semi-Bottom DIN 374 Small Shank, HSS-E-PM (PM Cobalt), D10/D11, TiCN, Oil Grooves, Coolant Fed Type: Form Tap,Number of Flutes: 6,Hole Type :Blind Hole 110mm Overall Length, 14mm Shank Diameter, With Radial Coolant Through, Chamfer Form C: 2 to 3 Lead Threads Series No. 1273, Order Code 18.0070, Guhring Part #9012730180070