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Layout 1 - Most Aggressive


NOTE: For bowlers with higher rev rates, place the pin at 5 - 5 1/2" from the bowler's positive axis point.
For bowlers with lower rev rates, place the pin at 3 1/2 - 4" from the positive axis point

Hammer HART Drilling Layout


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Layout 2 - Strong Arc


Hammer HART Drilling Layout


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Layout 3 - Controlled Arc

Hammer HART Drilling Layout


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Layout 4 - Length with Smooth Arc


Hammer HART Drilling Layout


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Layout 5 - Full Roller