The Van Mark M10 10-foot Mark I Trim Master Contractor Series Sheet Metal and Aluminum Siding Brake features a 14 inch throat depth, 150 degree bending radius and the new POWERslot technology for easier bending! The Mark I Series metal brake answers the demand for quality and flexibility with its portable, lightweight design, heavyweight compatibility, and superior durability. Featuring the new Power Lock bar technology, Van Mark metal brakes offer a cam-locking system that revolutionized the industry. The Mark I has fewer parts combined with a rugged durable design that increases productivity while also extending the overall life of the brake.