Hand Pin Vise: Aluminum alloy pin vise with 20 pcs HSS twist drill bits, made of strong materials for superior performance and ease of use. 3 Jaw Chuck Design: Easily rotate vise head to clamp drill bits from 0.6 - 3.0mm. Precisely designed chuck keeps the drill upright. Extremely Versatile: Includes 1 hand drill and 20 twist drill bits in 12 different sizes to meet various needs. Multipurpose: Ideal for wood, plastic, walnut, amber, beads, beeswax, olive nut, small model kits, and more. Not Only a Drill Tool: Use the pin vise to clamp steel wire and twist it into desired shapes. Useful for electronic assembly, tool-making, model making, and DIY projects. Pocket Size: Compact hand drill is easy to store in a toolbox or pocket. Assorted Sizes: Twist drill bits come in 12 sizes: 0.6mm x 2, 0.7mm x 2, 0.8mm x 2, 1.0mm x 2, 1.2mm x 2, 1.5mm x 2, 1.8mm x 2, 2.0mm x 2, 2.2mm x 1, 2.5mm x 1, 2.8mm x 1, 3.0mm x 1. Unique Design: Suitable for small, delicate, or detailed projects. Multipurpose Use: Works well on wood, resin, jewelry, walnut, amber, beeswax, beads, PVC, model making, and DIY crafts. Simple 4-Step Operation: Step 1 – Unscrew the head and insert the required collet. Step 2 – Half tighten the chuck, then insert your drill bit or tool into the collet jaws. Step 3 – Fully tighten the chuck head to secure the bit. Step 4 – Place your palm over the top of the handle and use your fingertips to turn the central portion of the pin vise. Color: Silver + Black Material: Alloy Package Contents: 1 x Hand Pin Vise, 20 x HSS Twist Drill Bits (21 pcs total) Warm Tips: 1. Please note that the pin vise is a manual tool, not a power tool. 2. The twist drill bits are not suitable for drilling hard materials such as steel, iron, or stone. 3. Depending on the material surface, it may be helpful to use a bradawl to mark the drilling spot. Package includes only the items listed above; other accessories are not included. Note: Lighting and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.