What does shaving and rolling a bat do?
William Rodriguez
Published Jan 15, 2026
Nonetheless, a properly rolled and shaved bat provides a larger surface area with which you can hit a baseball. Shaving increases the sweet spot area by about 40%. You can hit the ball from whichever position since the inside has been uniformly shaved.
What does rolling a bat do?
Mostly used in Slow Pitch softball, bat rolling is a process used to enhance pop and distance to a bat. Essentially, by rolling a bat a player is expediting the break-in time and the time it takes a bat to become "hot" (usually more than 500 hits from the bat).
Does shaving rolling bats work?
When a bat is shaved it should always be rolled first to eliminate any need for break in time. It's not uncommon to pick up 40-50 feet of distance with a shaved and rolled bat. Shaving does shorten the bat's life due to the thinner walls. On average you might lose about 25% of the life of the bat.
Is bat Rolling worth it?
We found rolling did increase the bat's average exit velocity but not by much. In our focused test (one bat, one hitter, 20 measured exit speeds) we found an increase of 1 mile per hour and just over 5 feet of distance. This was after we deceased the bats compression from a 1450 reading to a 1300 through rolling.
Does rolling a bat shorten its life?
This compression loosens the composite fibers in the barrel. As the barrel becomes more easily compressed, it creates better trampoline effect at impact. Rolling's effectiveness is a proven theory. Rolling will also shorten the total lifespan of your bat and void warranties.
35 related questions foundIs bat shaving illegal?
Bat shaving is the illegal process by which a composite bat has the inside of its barrel cored out to become more flexible and have better performance. The practice is uncommon and considered dangerous. Our data indicates that those who shave their bats think it more prevalent than it actually is.
Should I get my softball bat rolled?
Softball bat rolling has many benefits to the bat. It stretches the bat's fibers evenly and allows for the entire barrel of the bat to be broken in so there are no dead spots. It will also enlarge the bat's sweet spot. It is possible that some bats will need 75-100 hits on them to fully break in even after rolling.
Can you roll a USA bat?
At Gorilla Bats we provide you with all the new USA standard composite bats that we can shave and roll. The new standard USA bat is much thicker than a USSSA models and any modifying will help with distance and velocity of the ball.
How do you play a rolled bat?
Hit the Bat
The batter tosses the ball up and hits it. They then place the bat crosswise on the ground in front of them. The other players attempt to field the ball and whoever does can run toward the batter until the bat is placed on the ground. The fielder then rolls the ball at the bat.
What does it mean when a bat is hot?
"A hot bat is any bat that has been somewhat altered in order to give it an added performance," says Rick Paulas, who plays softball and investigated the devious practice recently for SB Nation.
Why Is bat Rolling Illegal?
Bat rolling is not illegal. As a matter of fact, all composite bats must be rolled in testing before they are deemed legal for play. This is to make sure that as the bat gets hotter after more use, and it will not exceed the bat performance standards put in place.
Is heating a bat illegal?
Re: Rule 3 Section 7 - Warming/Cooling Devices
So the ruling is bat warmers are illegal.
How can you tell if a bat has been shaved or rolled?
The most obvious way to tell if a bat has been shaved is to open the top end cap and look inside. This is because a bat will be shaved along the inside wall of the barrel and the only way to tell if this has happened is to look on the inside of the bat.
Will a shaved bat pass a compression test?
Generally speaking, a broken in shaved bat will test lower than a very well broken in stock bat, but again........ there are exceptions. So the moral of the story is lower the compression score does not always translate into a hotter bat.
Can you roll an alloy bat?
Our initial testing has shown that Alloy USA bats are improving around 10-15ft after rolling and 20-25ft after shaving. On the composite USA Baseball bats we are showing increased of 20-25ft after rolling and 30ft plus when you roll and shave them.
How do you make a US bat hot?
Heat your metal bat up. Leave it in the sun for the afternoon or leave it in a hot car. Place the bat on a surface that can withstand hammer hits such as collapsed cardboard boxes or pile of towels.
How do you break in a softball bat?
A break-in period consists of 150-200 swings. It's important to work your way from 50% to full power as you approach the 200 swing mark. The best way to transition slowly into full power is to take the first 100 swings off of a tee, the next 50 swings off of short or soft toss and the last 50 off full-length pitching.
Do alloy bats lose Pop?
In theory, aluminum bats begin to lose pop over time as imperfections in the aluminum caused by hitting baseballs negatively affect the pop in the bat. While aluminum properties make it so the bats rarely break, they do indeed lose their pop in time.
Is a chipped bat legal MLB?
C. Wooden, metal, graphite or ceramic bats manufactured for baseball play, which are round and not more than two and five eighths inches in diameter at the thickest part, not more than 42 inches in length, are acceptable. No bat shall be used if dented, cracked, modified or misshaped.
Why is pine tar illegal on bats?
There's logical reasoning behind this rule. If there's pine tar on the barrel, then the bat will make the contact with the ball for a tiny bit longer. This results in an extra spin on the ball, which provides an unfair advantage for the batter.
Are drop 10 bats illegal?
The green drop 10 and drop 8 are illegal. The blue drop 10 is illegal. The drop 5 green one, as well as the drop 11 blue one, are illegal. However, they retooled them to have an orange end cap and those are legal.
Why are some bats illegal?
Generally, any tampering that changes the original specifications of the baseball bat will cause the bat to be illegal for any baseball league. Illegal tampering includes adjusting the bat's weight, length, or surface area. Certain levels of the game also have bat specifications that must be adhered to.
How much lighter is a shaved bat?
Shaved Easton USA bats and shaved baseball bats have a much lower swing weight than conventional bats. In a Just Bat Reviews test, a shaved bat swings 7% lighter than its originally identical counterpart. Removing the shavings from the bat got rid of an additional 1.5 ounces and deceased its MOI from 8800 to 8200.