Dormer J220 Carbide Spiral Flute Thread Mills

Thread mill is universal high performance tool to machine same or bigger diameters than the TDZ with the same pitch. Left or right-hand, through or blind holes almost down to the bottom. Alcrona Pro coated for the best machining result in a wide range of materials. 10° spiral flute with chamfering capability, provides high strength for thread milling and chamfering applications, one tool can produce any size thread with the same pitch, it can machine through and blind holes with right and left hand threads.