[vmaxx]

Not me, the price is outrageous and I feel its not as effective on lead projectiles. Plus time consuming.

 

[Crete]

Not really.

Better use your spare time shooting.

Shooting often helps develop and establish technique.

Measuring LR concentricity helps someone else's bank account.

 

[tim s]

Matt, the price is pretty fair when you consider the machine time and precision. There is a very good review by Frank Tirrel in the current Small Caliber News. That being said it's use may only be practical in the higher levels of compition- unless you are a born gadget freak.