Specification Brand : Ylwxzenith BulletPoint1 : Premium Material: Made of high-quality carbide, our micro drill bits are characterized by high hardness and wear , not easy to bend or break, ensuring long-lasting durability. BulletPoint2 : Efficient Drilling: Featuring a strictly symmetrical cutting edge, these drill bits ensure efficient drilling and minimize deviation, while the sharper cutting edge reduces cutting force and improves drilling quality. BulletPoint3 : Smooth Chip Removal: Designed with small chip removal , the drill bits allow for smooth chip removal and drilling, saving you time and effort. BulletPoint4 : Versatile Application: Ideal for use in PCB, SMT, , hardware processing, and the electronic industry, these drill bits meet a wide range of professional needs. BulletPoint5 : Complete Set: This set includes 50 pieces of drill bits in various sizes from 0.5mm to 0.9mm, stored in a compact white plastic box for easy carry and organization. ItemName : 50pcs 0.5 0.9mm Carbide Micro Drill Bits Set for PCB Print Circuit Board Carving, High Hardness and Wear Resistant, Symmetrical Cutting Edge, Easy Chip Removal ItemPackageDimensions_Height : 6 centimeters ItemPackageDimensions_Length : 13 centimeters ItemPackageDimensions_Width : 13 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : short-length-drill-bits Manufacturer : Ylwxzenith Material : Cobalt ModelNumber : Ylwxzenithd41hwo70qn NumberOfItems : 1 PackageLevel : unit PartNumber : Ylwxzenithd41hwo70qn ProductDescription : Features: Made of premium Carbide with high hardness, wear -resistant,not easy to bend and break. Small chip removal , smooth to remove chips and drill holes. Sharper cutting edge can reduce cutting force and improve drilling quality. Strictly symmetrical cutting edge can ensure high efficient working and avoid the deviation in drilling. Can be applied to PCB, SMT, , hardware processing, electronic industry, etc. Multiple sizes included in one set to meet different needs. Compact size and stored in a box for easy carry.