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12MORB Hollow Hex Plug

Brand Brennan Industries Inc	Brand Brennan Industries	Pack Size 1.00	UOM EA	Supplier Part Number 6408-H12-O	Product Weight 0.16 lbs

Product Questions & Answers

What size drill bit do I need for the threads on this plug?

Question by: Terry P on Feb 18, 2026, 7:04 AM

The B1 thread drill size for this plug is 0.609 mm.

Answer by: Customer Support on Feb 20, 2026, 6:42 AM