achappy & charlest, are right on track with their thinking.
There are so many variables in ball drilling, that it's crazy to pick your favorite reason why a ball is not working, and ignore all the rest.
I'm trying to understand all of the drilling jargon, aqnd it's a lot more confusing than it was in the late 70s. Why? Because it seems to be changing quicker, like everything else.
I know a lot of bowlers that jut give up on a ball,when it isn't reacting the way they think it should react...they write the ball off. Never thinking they are using it on the wrong lane pattern, wrong part of the lane, driller drilled it wrong, etc.
I think this is a very intersting discussion.
I had a Track Delta 1 drilled up, after reading some of the posts on here about its hitting power. I wanted to try the GOO coverstock, and the core looked interesting.
After talking to my driller, and telling him I was going to take it to Corpus Christi, he came up with this
drilling.The ball was working hit and miss...I'd shoot 680, 690 when the lanes had dry backends...if the lanes were oilier, I couldn't use the ball, it wen straight.
I bowled Corpus the end of February, it was humid and I couldn't get my thumb in the ball. I stopped at the Visionary Booth and decided to try the Thom Thumb insert, as I had to have my thumb opened up any way.
I worked with Cecil Scarboro, and he was re-drilling the Delta 1 thumb hole, and I mentioned that I was a little confused about the ball's reaction. Cecil looked at the drilling and told me I could have used the ball on a different consitions if the MB had been put near the VAL.
The long-winded point, I'm getting to, is that I could blame the GOO coverstock, the core, the spin time, etc... The ball works but not on the lane condition I wanted it drilled up for.
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Duke Harding
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