Specifications: Heavy duty construction for long term use. Removable soft jaw pads, will not damage the workpiece. It is Ideal for woodwork & metal clamping application and DIY. Item Name: G Clamp Material: Malleable Cast Iron Features: Heavy Duty, G Type, Flexible 1#: 1 Inch: 6.5cm x 4cm x 1.3cm/2.56" x 1.58" x 0.52", Screw Diameter: 7.7mm/0.30" (Approx.) 2#: 2 Inch: 10.5cm x 5.5cm x 1.7cm/4.13" x 2.16" x 0.67", Screw Diameter: 9.5mm/0.37" (Approx.) 3#: 3 Inch: 14cm x 7.5cm x 2.3cm/5.51" x 2.95" x 0.91", Screw Diameter: 12.2mm/0.48" (Approx.) 4#: 4 Inch: 16.5cm x 8.5cm x 2.5cm/6.50" x 3.35" x 0.98", Screw Diameter: 13.5mm/0.53" (Approx.) 5#: 5 Inch: 21cm x 10cm x 2.7cm/8.27" x 3.93" x 1.06", Screw Diameter: 13.5mm/0.53" (Approx.) 6#: 6 Inch: 23cm x 11cm x 2.8cm/9.06" x 4.33" x 1.10", Screw Diameter: 15mm/0.59" (Approx.) 7#: 8 Inch: 27.5cm x 12.5cm x 3cm/10.83" x 4.93" x 1.18", Screw Diameter: 15.2mm/0.6" (Approx.) 8#: 10 Inch: 34cm x 14cm x 3.2cm/13.38" x 5.51" x 1.26", Screw Diameter: 15.3mm/0.6" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x G Clamp