CAT-40 Metric DIN Shank Tap Driver Tap Size:M4.5-M6 They are designed to give

They are designed to give maximum rigidity at these extended lengths

hard to reach areas can be tapped with minimum interference

it also off-sets your indexable drills in your CNC mill to achieve sizes not offered

Precision Components BT-30 Flange Tooling is designed to give maximum rigidity at extended lengths

CAT-40 Metric DIN Shank Tap Driver Tap Size:M4.5-M6 They are designed to givePrecision Components Metric Din shank Tap Drivers eliminate the bushings and collets associated with most systems while providing maximum rigidity. It holds European style metric din shank taps. The slim design allows hard to reach areas to be tapped with minimum interference. NOTE: Your machining center must have a synchronized tapping control. Hardened Precision Ground American Made