PanaVise 396 Wide Opening Head PanaVise The jaws on this vise open a generous 6-Inch. Wide opening jaws open to 6-Inch (152.4mm) and close to zero Ribbed, neoprene jaw pads are 1.875 (47.6mm) high x 1.5 (38.1mm) wide and provide a sure grip to hold and insulate PC boards and other larger objects; reverse the pads and the wide V holds delicate cylindrical objects Base accepts all 300 series Heads and any 5/8 (15.9mm) diameter shaft Base features 4.3125 (109.5mm) bolt circle countersunk for three 1/4 (6.3mm) flathead screws (not included). Height: 7.3125 (185.7mm), Weight: 3.0 lbs. (1.4kg) Limited Lifetime Warranty! Wide gripping head with the full tilt, turn and rotatation capabilities of the PanaVise split ball Jaws open to 6" (152.4mm) to accommodate most PC boards in its molded, deep-ribbed neoprene jaw pads When pads are reversed, the wide "V" can be used for securing delicate items, such as tuners, coils, motor armatures, etc