Maximum pitched hole size is now 1 1/4". It was changed by USBC last year.
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Rick Guined
Owner/Operator: New Millennium Proshop, LLC
Ebonite Gold Pro Shop Member
Vise PBA Regional Staff Player
IBPSIA Advanced Certified Technician
USBC Bronze Certified Instructor
www.viseinserts.comEdited on 11/16/2010 5:09 PM