Dart
DART Straight Flute Step Drills 4-39mm 13 Steps (4, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39mm) Precision engineered steel bits with straight flute tapered cutting edges allowing for deburring or chamfering of the hole drilled. HSS ground with...
SSTF134-39