Standard Drilling size 11 Core: Amplify Asymmetric

Core: Amplify Asymmetric

Core: Surge (#12-16)

The cover is a familiar and popular Semtex base

This deep clean helps restore tackiness in reactive resin bowling balls

Standard Drilling size 11 Core: Amplify AsymmetricThis option is best for recreational bowlers who are getting their first bowling ball or have not had a ball professionally fit for them. Having a ball drilled at your local pro shop can cost as much as $50 or more. Our standard drilling options come in five basic sizes in both right and left hand. (X Small, Small, Medium, Large, X Large) Below are five examples of typical hole sizes you will find in house balls at the local bowling alley. Need help