Mesee 0.3-1.6mm Shank Mini Micro Drill Bit Set Small Twist Drill Bits for Rotary Hand Tool➤Mini Twist Drill Bit KitMade of high-speed steel, excellent workmanship, stable and durable.➤Multiple SizesThe HSS micro drill bit with 20 different sizes(0.3mm-1.6mm) can meet your various needs in daily work.➤Easy to Store & CarryComes with a high-quality blow molding storage box, twist drills in every size have their own slot.➤Wide ApplicationThe Mini Twist Drill Bits can be used with a power drill to precision drilling, great for electronics, PBC, crafts, jewelry, precision crafts, watch repair, model making, hobby work, etc. ------Specification------Material: High-speed SteelSize:0.3mm, 0.35mm, 0.4mm, 0.45mm, 0.5mm, 0.55mm, 0.6mm, 0.65mm, 0.7mm, 0.75mm, 0.8mm, 0.85mm, 0.9mm, 0.95mm, 1.0mm, 1.2mm, 1.3mm, 1.4mm, 1.5mm, 1.6mm. ------Package Includes------20 x Micro Twist Drill Bits