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Layout 1 - Label Drilling

Storm Basic Drilling Layout 1
  • This layout is considered to be a standard "Label" drill and will produce good length with mild backend reaction.
  • Place the center of gravity so as to balance 1/2" oz. positive and finger.
  • Rotate ball so that the pin (if applicable) is located at 1:30 in relationship to the center of gravity.
  • This layout will require no balance hole.


Layout 2 - Leverage Drilling

Storm Basic Drilling Layout 2
  • This drill pattern is known as a "leverage" drilling. This drilling provides medium length and maximum backend reaction.
  • In this layout we place both the pin and center of gravity 3-3/8" from the positive axis point.
  • Most often this drill pattern will require a balance hole to remove excess side weight.
  • Place the balance hole on the PAP and remove excess side weight down to 1/2 ounce positive.


Layout 3 - Axis Weight Drilling

Note: Be sure to select a ball with less than three ounces of top weight!

Storm Basic Drilling Layout 3
  • This drilling is referred to as "axis" weight. It provides early roll with a smooth, controllable backend.
  • Place the center of gravity on the player's positive axis point.
  • Rotate the ball so that the pin is located on the line between the PAP and finger holes.
  • Place the balance hole on the PAP and remove excess side weight to less than one ounce, This will ensure the balance of the ball is withing USBC specifications.



 



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