PIN VICE DOUBLE END PIN - A Four Jaw Pin Vice Made Of Brass And Nickel Plated, Has A Hollow Body Handle Comes With 2 Steel Chuck / Collets That Are Reversible Each Having A Different Size Capacity. The Range Of The Chuck/Collets Is 1.0 - 3.0mm (3/64" - 1/8"). Tapered Head Hex Nuts Tighten Onto The Body And Securely Hold Piece In Place. SPECIFICATIONS: - Chuck/S Capacity Range: 3/64" - 1/8" / 1.0 - 3.00mm - Pin Vise Body: Made Of Steel ( Chrome ) - Chucks: Made Of Steel - Nickel Plated - Length: 3-1/2" - 89mm - Body & Heads: Knurled Steel - Plated Nickel - Body Diameter: 19/64" - 7.6mm - Weight: 0.86oz - 24.2gr SWIVEL HEAD PIN VISE - A Swivel Head Pin Vise With 2 Double End Reversible Collets/Chucks Made Of Steel. Features A Large Swivel Hex Head Makes It Easy To Hold And Control. The Revolving Head Makes This Tool Handy To Use As A Hand Drill With Twist Drills Or With Taps For Thread Cutting. A Multi Use Tool, With The Range Of The Collets Can Hold Reamers As Well As Screwdriver Heads Any Round Shank Bits. SPECIFICATIONS: - Chuck/S Capacity Range: 0 - 1/8" - 0 - 3.17mm - Vise Body: Made Of Steel ( Chrome ) - Chucks: Made Of Steel - Nickel Plated - Length: 3-13/32" - 87mm - Body & Heads: Knurled Steel ( Chrome ) - Hex Head - Nickel Plated - Body Diameter: 19/64" - 7.64mm - Weight: 1.1oz - 31.4gr