M8 x 1 Pionex Form Tap, Bottoming DIN 374 Small Shank, HSS-E-PM (PM Cobalt), D7/D8, TiCN Coated With Oil Grooves Type: Form Tap,Number of Flutes: 5,Hole Type :Blind Hole 90mm Overall Length, 6mm Shank Diameter, Without Coolant Through, Chamfer Form E: 1.5 to 2 Lead Threads Series No. 4495, Order Code 08.0050, Guhring Part #9044950080050