4 pair of neutral vice jaws in hardened aluminum which protects workpieces from marks and damage. Does a gentle clamping of sensitive and soft workpieces. Horizontal V-profile for precise clamping of round workpieces. Neodymium magnets ensure a stable setup on the original jaws of the vise.Delivered in polytex bag (art. 40064950) with 4 different pair of sets:Grooved: For clamping of workpieces without risk for demolition (art. 40110140).Fiber: Insulate against heat and electric current (art. 40112140).Rubber: For clamping of smooth workpieces. Can be used in combination with other jaws if workpieces are conical (art. 40114140).Prism/V-pipe: For clamping of cylindrical workpieces (art. 40116140).• 140 mm• Hardened aluminum• Neodymium magnets• Fits most vices