
Specification ■Spiral flutes continuously curl the chips and discharge them back toward the shank of the tap.Spiralflutetapsarethemostsuitable for blindholeprocessing. Recommended Tapping Speeds depending on Materials Medium carbon steels High carbon steels
(m/min) (m/min) TYPE:1 DIN371
TYPE:2 DIN371 TYPE:3 DIN376
TYPE:4 DIN371 TYPE:5 DIN376/DIN374
TYPE:6 DIN376 TYPE:7 DIN5156