M1.4 x .3 Yellow Ring Spiral Point Plug DIN 371 Standard Tap, D2/D3, HSS-E (Cobalt), Bright Finish Type: Yellow Ring,Number of Flutes: 3,Hole Type :Through Hole 40mm Overall Length, 2.5mm Shank Diameter, 7mm Threading Depth, Without Coolant Through, Chamfer Form B: 3.5 to 5 Lead Threads Series No. 803, Order Code 01.4000, Guhring Part #9008030014000