M12 x 1.75 Form Tap, Bottoming DIN 376 Standard, HSS-E-PM (PM Cobalt), D11/D12, TiN Coated, Oil Grooves, Coolant Fed Type: Form Tap,Number of Flutes: 5,Hole Type :Blind Hole 110mm Overall Length, 9mm Shank Diameter, With Coolant Through, Chamfer Form E: 1.5 to 2 Lead Threads Series No. 1727, Order Code 12.0000, Guhring Part #9017270120000