SUPER CLEAN AND OPERATES SMOOTHLY THE ENTIRE SPAN. IT ALSO HAS A QUICK-TRIP LEVER THAT ALLOWS THE JAWS TO OPEN AND CLOSE FREELY UNTIL THE LEVER IS RELEASED. IT OPENS TO A MAXIMUM OF 9 3/4 INCHES. THE JAWS ARE 9 INCHES LONG AND IT HAS A THROAT DEPTH OF 3 INCHES. HAS A BENCH DOG THAT THE ORIGINAL THUMB SCREW HAS BEEN REPLACED WITH A REGULAR BOLT WHICH WORKS JUST FINE. CHECK OUT ALL OF THE PHOTOS FOR THE BEST DESCRIPTION. COMES WITH THE 4 LAG BOLTS AND WASHERS TO MOUNT IT TO YOUR BENCH. THIS THING WEIGHS 25 POUNDS AND IS VERY SOLID. MADE IN TAIWAN IN THE MID 1990'S. $45 = LEAVE A MESSAGE IF INTERESTED.