I have Witness Elite Match .45. It runs like a clock. I've not tried any thing but round nosed ammo though. I rolled the dice in the hopes that I would never need their customer service. So far so good.
“At the core of liberalism is the spoiled child – miserable, as all spoiled children are, unsatisfied, demanding, ill-disciplined, despotic and useless. Liberalism is a philosophy of sniveling brats.” — P.J. O’Rourke