I am looking at weatherby's comparison chart and I was just wondering if you guys could tell me what exactly some of these features are and how important they are in a rifle.

rifling-hammer forged/button forged
crown
free floated
Bolt lift
Locking lugs-2/3
1 peice forged bolt
bolt knob-kurled/smooth/checkered
enclosed bolt sleeve
fluted bolt
1 peice forged reciever
3 rings of steel
detachable magazine
special bedding-no/glassdual pillar