Maxipress R Piston Clamp, 16 in Opening, 6 in Throat Depth, 10,000 N no checkout Shell offers built in chin protection Shell offers built in chin protection and extended top of head coverage Highly adjustable headgear tilts visor nearer or farther from face depending on preference and application Comfortable cell foam on back of headgear Breathable For spreading and leveling concrete Wide design helps to spread material evenly Ideal for contractor interchangeable easy grip handle Rolled spring steel bar provides maximum pressure held throughout the whole job Fixed jaw surface is grooved to achieve maximum grip Spring activated back brake keeps moving jaw firmly in position Covered double threaded screw doubles both pressure and speed with a greasing hole for optimum lubrication Dismountable