The General Tools 70804 is a Miniature Pin Vise Set 4-Piece. Our Miniature Pin Vises are ideal for high precision applications such as model building, jewelry repair and fine woodworking. The adjustable collet can be used to hold small drill bits, taps, scribers and other tools. This 4-piece set includes three drill bits and a storage area beneath the handle cap. Features: Collet is made from hardened tool steel. Bits are made from high-speed steel. Rotating cap for easy and accurate drilling. Storage beneath handle cap for extra bits. Exclusive Versa-Grip handle for comfort and control.