This pin vise is a manual tool not a power tool, this manual pin vice may be used instead of a power drill for very exact drilling. Come with different specifications of the drill to meet your different needs, which can be applied to the wood, PVC, jewelry, olive nut, walnut, beeswax, amber, acrylic and plastic etc. Features -Color:Assorted Color -Material:Zinc alloy -Size:: 11.40X1.80X1.80cm,6.00X0.30X0.30cm,6.00X0.28X0.28cm,5.60X0.25X0.25cm,5.30X0.22X0.22cm,5.00X0.20X0.20cm,4.50X0.18X0.18cm,3.90X0.15X0.15cm,3.70X0.12X0.12cm,3.30X0.10X0.10cm;/4.48X0.71X0.71in,2.36X0.12X0.12in,2.36X0.11X0.11in,2.20X0.10X0.10in,2.08X0.09X0.09in,1.97X0.08X0.08in,1.77X0.07X0.07in,1.53X0.06X0.06in,1.45X0.05X0.05in,1.30X0.04X0.04in; -Drill bits Specification: 0.8mm, 1.0mm, 1.2mm, 1.5mm, 1.8mm, 2.0mm, 2.2mm, 2.5mm, 2.8mm, 3.0mm -With unique thread design, it can prevent slipping and can work stably for a long time -The collet of the hand drill adopts a three-jaw design, which can firmly clamp the drill bit. -This is important in order to tasks such as watch repair and won't damage components. -Fine workmanship and excellent texture, which can provide fast and accurate drilling to improve efficiency. -Suitable for precision machining of wood, plastic, softer metal, resin, walnut, amber and other softer materials. Package list: 1 x Pin Vise Hand Drill 10 Bits