Alpha HSS Tap UNC Bottoming 1/2x13 UNCHB12 16/05/2024 Shank Size (in) 7/16

Shank Size (in)    7/16

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Alpha HSS Tap UNC Bottoming 1/2x13 UNCHB12 16/05/2024 Shank Size (in) 7/16BOTTOMING taps have a lead of two threads and are used when tapping blind holes. Usually preceded by a taper or intermediate tap. Alpha bottoming taps can be identified by their plain shaft, they have no rings on the shaft near the driving square. Diameter: 1 2mm Pitch: 13mm Overall length: 75mm Shaft Diameter: 9mm Drive Square: 7mm Tapping Drill Size: 10. 75mm Weight (gr) 50. 00