Heavy Duty F Clamp 1.Material: Carbon Steel 2.Surface: Sand Blasted 3. ... *100mm~80*1200mm 4.Drop-Forged, Heavy Duty Heavy Duty F Clamp1.Material: medium-carbon steel , heat treatment2.Surface: sand blasted3 ... according to your order quantity8:Origin: Yuyao, Zhejiang, ChinaHeavy Duty F ClampSpecifications: Heavy Duty ...