Feature 1100% Brand New and High Quality. 210pcs carbide micro drill 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm. 3Drill has a large scraps discharge space, little resistance and smoothly during the scraps discharge. 4Use 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. 5The cutting edges strictly avoid partial hole, confirm the quality.Specification Features: - 100% Brand New and High Quality - 10pcs carbide micro drill 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm - Drill has a large scraps discharge space, little resistance and smoothly during the scraps discharge - 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. - The cutting edges strictly avoid partial hole, confirm the quality. - Long life, it can drill 2000-5000 pcs under normal working conditions, also can return grinding 4-5 times - Shank Diameter: approx. 1/8" (3.175mm) - Color: Because different production batches, product color will be random,hope you can understand. Thanks! Package Includes: 1 x 10pcs 0.3-1.2mm Drill Bits .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }