It was also a top first day for Hinuera's defending champs, skipped by Stu Settle, with two wins. The second game was a tight 27-26 result over John Garrud (West End), who won the title in 2008 and 2009.
Northern's Philip Skoglund posted two wins, both narrow victories. The second came over Geoff Brown (Sunshine Coast) 22-19.
In the same tough section (six), Brue Phillips (Alton) and Dan Delany (Onehunga) won in the afternoon after morning losses. Other sides unbeaten on Monday included Rex Holmes (Paraparaumu Beach), Dean Elgar (West End), Brian Little (Palmerston North), Terry Lynch (Naenae), Peter Clark (Tauranga South) and Ross Henderson (West End).
The tournament ends on Sunday.