YG-1 TKR03404 Square Shank Thread Forming Tap, 1/4-20 Thread, H4 Thread Limit

4 Lobe Super HSS Bottoming Style 3B Class Fit Ticn Coated Forming Tap

Yg-1 Cutting Tools Tkr03404 Thread Size 1/4 In | Thread Limit H4 | Chamfer Bottoming | Ticn-Coated | High Speed Steel | Thread Forming Tap