56-Piece Drill. Tap. and Die SetDie Set Round. high-cutting performanceHelicoidal Twist Drill Cobalt-alloyed. ground. cylindrical. short. right-hand cutting. split point from à 3 mm. efficient. high concentricity. good chip removalHand Tap Set Directly ground from the rod. set of 3 pieces with taper tap. second tap. and plug tap. high cutting performance