M10 x 1 Form Tap, Semi-Bottom DIN 371 Standard, HSS-E-PM (PM Cobalt), D7/D8, TiAlN Coated, Oil Grooves, Coolant Fed Type: Form Tap,Number of Flutes: 5,Hole Type :Blind Hole 90mm Overall Length, 10mm Shank Diameter, 35mm Threading Depth, With Radial Coolant Through, Chamfer Form C: 2 to 3 Lead Threads Series No. 1721, Order Code 10.0050, Guhring Part #9017210100050