Hammer Hammerhead Blue PRE-DRILLED Bowling Ball

This ball ships professionally PRE-DRILLED for your convenience.

We’ve simplified the process so you can hit the lanes faster. Based on the ball weight you choose, we’ll drill it to a standard hand size that fits most bowlers in that weight range:

• X-Small (6lbs): Ages 8 & under
• Small (8–9lbs): Ages 8–11, women’s ring size 8–11
• Medium (10–12lbs): Ages 11–15, adult ring size 10 or under
• Large (13–14lbs): Men’s ring size 10–12 or larger hands
• X-Large (15–16lbs): Men’s ring size 13+ or extra-large hands

Want a different drilling size than standard?
Email us immediately after checkout with your order number and your preferred size.

Unleash Control and Power with the Hammer Hammerhead Blue Bowling Ball

The Hammer Hammerhead Bowling Ball is built for serious bowlers who want reliable performance without breaking the bank. Combining mid-performance value with high-performance technology, the Hammerhead is ready to take on medium to heavy oil conditions with ease.

At the heart of this ball lies the trusted Spheroid symmetrical core, known for its smooth motion and predictable backend reaction. It’s wrapped in Hammer’s Aggression Solid Reactive coverstock—an ideal pairing for bowlers seeking a strong, consistent hook with superior control on tougher lane patterns.

Finished with a 2000 grit Siaair surface, the Hammerhead grips the lane aggressively while offering a clean and readable motion through the mid-lane and backend. Whether you’re competing or practicing, this ball gives you the confidence to play deep angles and make adjustments with precision.

Hammer fans will appreciate the bold blue colorway, versatile weight options, and dependable performance that make this ball a strong addition to any arsenal.

Specs at a Glance:

• Brand: Hammer

• Core Shape: Symmetrical

• Core Name: Hammer Spheroid Core

• Coverstock Type: Reactive

• Coverstock Name: Hammer Aggression Solid Reactive

• RG (15LB): 2.48

• Differential (15LB): .048

• Mass Bias Strength: N/A

• Flare Potential: 4 – 5 Inches

• Surface Finish: 2000 Grit

• Color: Blue

• Lane Conditions: Medium Oil

• Weights Available: 12LB, 13LB, 14LB, 15LB, 16LB

• Performance Level: Hammer Upper Mid Performance Bowling Balls, Mid Performance Bowling Balls

• Scent: N/A

• Release Date: March 2025

Whether you're building your first performance arsenal or looking for a reliable benchmark ball, the Hammer Hammerhead is the smart, strong choice.