Bowler Ratings

PatternStTwCr
Oily:X.XX.XX.X
Medium:X.XX.XX.X
Dry:X.XX.XX.X
Sport:X.XX.XX.X

Bowler ratings are from 1 to 10 in order of Stroker (ST), Tweener (TW), Cranker (CR)

Note: Ratings are only available to our premium members.

General Info

Brand:
Name:Ruthless
Reviewed:September 2019
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Coverstock Specs
Name:Juiced Solid
Type:Reactive Solid
Box Finish:500 / 1000 / 2000 Abralon
Color:Blue / Dark Blue / White
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Core Specs
Name:40 Watt
Type:Symmetrical
RG:2.52
Diff:0.041
Int. Diff:0.000

For details on our standard test layouts, please click here.

The Hammer Ruthless features the return of the lightbulb-shaped 40 Watt core design, which is the same core that was used in the polished and pearlized Flawless from earlier this year. This higher RG and medium differential design keeps the Ruthless from overlapping with balls like the Web and Web Tour. In terms of coverstock, the Ruthless is the opposite of the Flawless. Its rough Juiced Solid cover comes out of the box at a 2000 Abralon finish, making it earlier and smoother than the Flawless, with more overall hook. The Juiced Solid cover has been used previously a few times by Hammer, most recently on the Black Widow Red Legend Solid and Diesel Torque.

All three of our testers had equally good reactions with the Ruthless on our fresh heavy oil test pattern. Cranker started the farthest left to start, setting his ball down on board 28, crossing 18 at the arrows, and using a breakpoint on eight downlane. Tweener started his Ruthless on 19 nineteen off his hand, with a target of 12 at the arrows and a breakpoint on the seven board. Stroker’s lower rev rate style required him

Additional Hammer Ruthless Resources

Click here to visit Hammer's website to read the manufacturer-supplied information on this ball. Also, see below for the manufacturer-produced promotional video for this ball.

Please remember that our reviews are solely based on our own testing and that you may sometimes find differences between our comments and ratings and the manufacturer's claims. Links to these manufacturer resources are provided here strictly for convenience purposes.

The BTM Ball Testing Team

About The BTM Ball Testing Team

The BTM Ball Testing Team is led by Eric Martinez. Our team of three testers has thrown and reviewed hundreds of bowling balls for Bowling This Month. When not testing balls for BTM, Eric owns and operates University Pro Shop in San Antonio, TX and he is an avid competitive bowler. Click here to learn more about how we test and review bowling balls.