Japanes brand Star-M has started to introduce HSS Co 1/4″ hex shank products

Archived from the Tools In Action forum (Accessories). This thread is read-only.

AltanMember since Nov 2011

Photo from the original forum

AltanMember since Nov 2011

This is interesting as It does drill and countersink, no tap. What do you think the reason could be? They have different sizes for metric screws.

Photo from the original forum

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