Heat treated Chrome Molybdenum and Chrome Vanadium steel construction with a nickel-plated smooth satin finish. Aids forming bending crimping and manipulating sheet metal. Spring loaded locking mechanism gives optimum locking force and safe easy release. Heavily knurled adjustment screw for extra grip.200mm Sheet Metal Clamp• Heat treated Chrome Molybdenum and Chrome Vanadium steel construction with a nickel-plated smooth satin finish.• Aids forming bending crimping and manipulating sheet metal.• Spring loaded locking mechanism gives optimum locking force and safe easy release. • Heavily knurled adjustment screw for extra grip.• Capacity: 0-30mm.• Lifetime guarantee*.• Model No. AK6829Model No: AK6829:Brand: Premier:Jaw Capacity: 0-30mm :Length: 200mm :Nett Weight: 0.5kg :PTDSEAAK6829