SPECIFICATIONS: ?material: ?stainless steel, ? ?anti-corrosion, ?stand wear and tear. Suitable to wire-cut EDM/EDM, to be directly installed on the table Specifications for this item suitable for small parts. can ?be accurated ?clamping main body can be adjusted slightly clamp size: 0-150mm Application: Mount On WEDM machine Brand Name Rapid Holding Systems Item Weight 12.13 ?pounds Material Stainless Steel Model Number RHS-W6013 the quality as good as GERARDI VISE, VERTEX ?VISE.