[Excellent Performance] Maximum clamping distance: 70mm, opening 2.5 inches. Finely machined to improve the precision of the contact surface between the press and the machine and ensure the precision of the products. [Stable] With its double guide rails, the workbench drill vise is stable and smooth during work, without deviation, easy to use. [Good Design] With the 360° rotating crank, the clamping distance of the jaws can be easily adjusted, increased and widened to achieve greater clamping force to hold the workpiece, more stable when machining. [Durable] The main body of this vise is made of aluminum alloy with good toughness and resistance to heat, corrosion and wear. [Application] Drill vise can be widely used in milling machines, drilling machines, etc. ; Used for machining various planes, grooves, corners, etc. ; It is a great choice for electricians and carpentry tools. Product Description Bold Trapezoidal Screw With thick trapezoidal screw, not easy to bend and deform, and