My dads been a building contractor for 25 years and from what hes used and ive used as far as quality is rigid, makita and some porter cable stuff has been the best we've used he use to have all Dewalt but hes switched over to to mainly rigid and makita alot of it depends on what tools your using porter cable has made some of the best nail/finishing guns where as i prefer makita as far as saws i personally dont mind hitachi either they make a nice little driver drill
2006 Chevy ECSB 5.3 - New L33 Motor,CAI, Descreened MAF, Nelson 93 tune, Transgo Shift Kit, servos, 3in exhaust, Borla, pacetter LT's, and ORY, Aeroforce Furture: stall, cam, 4.10's