Round dies are chamfered on both faces, one side has a 2 to 3 thread chamfer for threading and the other side has a 1 to 1-1/2 thread chamfer for threading close to a shoulder.
Round dies are chamfered on both faces, one side has a 2 to 3 thread chamfer for threading and the other side has a 1 to 1-1/2 thread chamfer for threading close to a shoulder.
Drill America High Speed Steel Annular Cutters are designed for fast, efficient hole making and cut only that material necessary to produce a quality hole..