i got my 2008-2009 arsenal drilled today. thanks to bill smith of ams bowling supplies in independence, missouri, for the technical assistance. here they are:
brunswick copperhead.....15.6 lbs. gross weight, 2.3oz. top weight, pin out 3". ball was drilled 4 1/2 x 4 1/2 with a big hole down in the right thumb quadrant. coverstock was scuffed with a 500 grit abralon pad.
brunswick swarm.....15.1 lbs. gross weight, 3.0oz top weight, pin out 3 1/2". ball was drilled 4 1/2 x 4 1/2 with a big hole down in the right thumb quadrant. coverstock was left in box finish( 400 grit wetsand and polished )
brunswick avalanche pearl.....15.4 lbs. gross weight, 3.6oz. top weight, pin out 4". ball was drilled with the pin over the fingers and the cg in the center of my grip. coverstock was smoothed out to 4,000 abralon and then highly polished.
brunswick t-zone.....15.0 lbs. gross weight, 3.0oz. top weight. ball was drilled with the cg in the center of my grip. coverstock was left in box finish( 400 grit wetsand and polished )but several more coats of polish were applied.
there you have it. i'll report back later on how these balls perform and if any changes had to be made.