Specification Brand : Yuecoom BulletPoint1 : Application:Twist dill bit suitable for craft carving, DIY, woodworking, plastic, jewelry or model making BulletPoint2 : Feature:Drill has a large scraps discharge space, little resistance and smoothly during the scraps discharge BulletPoint3 : Size:Carbide micro drill 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm BulletPoint4 : Advantage:Dills Use high quality materials and fine grinding process makes bit more acute cutting edge, reduce cutting force and broken drill, improve the quality of hole wall BulletPoint5 : Note:The cutting edges strictly avoid partial hole, confirm the quality FinishType : Finished ItemName : Micro Mini Twist Drill Bits Set 10Pcs/Set Sutiable for Craft Carving, DIY, Woodworking, Plastic, Jewelry or Model Making ItemPackageQuantity : 1 ItemTypeKeyword : pin-vises Manufacturer : Yuecoom Material : Carbide PartNumber : Yuecoomb0895qtx61 ProductDescription : Features: 1. 100% Brand New and High Quality 2. 10pcs carbide micro drill 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm 3. Drill has a large scraps discharge space, little resistance and smoothly during the scraps discharge 4. Use high quality materials and fine grinding process makes bit more acute cutting edge, reduce cutting force and broken drill, improve the quality of hole wall 5. The cutting edges strictly avoid partial hole, confirm the quality. 6. Long life, it can drill 2000-5000 pcs under normal working conditions, also can return grinding 4-5 times 7. Shank Diameter: approx. 1/8" (3.175mm)- Color: Because different production batches, product color will be random,hope you can understand. Thanks!