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Drilling & pro shop

Ball layouts and drilling, span and pitch, plugging, lane oil patterns and what to ask a pro shop.

Drilling & layoutsPin placement and fitOil patternsHouse and sport shots
Pro shop toolsDrilling and resurfacing equipment
Drilling & pro shop

Drilling & layouts

Buying guideBowling Ball Pin-to-PAP Layouts Explained
Drilling and layout

Understand pin-to-PAP, PSA-to-PAP and pin buffer measurements in bowling ball layouts, and what to bring to a pro shop before drilling.

Drilling & pro shop

Oil patterns

ComparisonHouse Shot vs Sport Shot Bowling Oil Patterns
Lane conditions

Compare house, challenge and sport lane conditions, understand USBC oil-ratio ranges, and decide what to ask before adjusting your bowling arsenal.