M24 x 1.5 Form Tap, Semi-Bottom DIN 374 Small Shank, HSS-E-PM (PM Cobalt), D11/D12, TiCN, Oil Grooves, Coolant Fed Type: Form Tap,Number of Flutes: 8,Hole Type :Blind Hole 140mm Overall Length, 18mm Shank Diameter, With Radial Coolant Through, Chamfer Form C: 2 to 3 Lead Threads Series No. 1273, Order Code 24.0070, Guhring Part #9012730240070