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olv · 03-09-2004, 11:53 AM

Does the drill bit for drilling holes for the barbs need to be PRECISELY 11.8mm or will 12mm not make any difference? would 11.5mm be better?

03-09-2004, 11:53 AM	#10
olv Cooling Neophyte Join Date: Jul 2003 Location: UK Posts: 31	Does the drill bit for drilling holes for the barbs need to be PRECISELY 11.8mm or will 12mm not make any difference? would 11.5mm be better?