VEVOR Ball Vise, 7.6 cm Engraving Setting Tool, 360° Rotation Engraving Block Vise, 30 PCS Attachment Jewelry Engraving Block Tools Standard Block for Gemstone Inlay and Small-Scale Engraving

VEVOR Ball Vise, 7.6 cm Engraving Setting Tool, 360° Rotation Engraving Block Vise, 30 PCS Attachment Jewelry Engraving Block Tools Standard Block for Gemstone Inlay and Small-Scale EngravingExceptional Materials and CraftsmanshipProfessional AccessoriesCraft PerfectionRotating DesignVersatile ApplicationsAdjustable Jaw OpeningNet Weight (Including All Accessories): 4.4 lbs / 2 kg,Jaw and Ball Material: Steel,Item Model Number: JH-N3YC001BP,Surface Treatment: Chrome Plating,Product Max Size (Base + Installed Ball): 3.8 x 3.8 x 3.3 in / 97 x 97 x 85 mm,Ball Diameter: 3 in / 78 mm,Base Material: Reinforced Plastic,Maximum Opening: 2.13 in / 54 mm