Item Description:10Pcs/Set 0.6-1.5mm PCB Drill Bit Set Cemented Carbide Print Circuit Board Drilling Bits CNC Twist DrillDescription:These bits work fantastic on PCB boards.Sharp and twisted flute will make the drilling be more easy and effortless.They come in a easy-to-use plastic case with a holder for each bit.Drills bits are perfect for delicate drilling through hard materials for model engineeringy repairs, craft work, suitable forPCB, SMT, CNC, mold, sculpture, plastic, copper, stainless steel.Material: Cemented carbide, HHSRing Color: Mixed random colorsCutting Edge Diameter: 0.6, 0.7, 0.8, 0.9, 1, 1.1, 1.2, 1.3, 1.4, 1.5mmShank Diameter: Approx 3.175mmLength: 38.1mm / 1.5"Quantity: 10pcsWeight: 38g(approx.)Package Includes:1 Set(10pcs) x Drill BitsItem Specification:DIY Supplies: ELECTRICALType: Otherlength: 38.1mm / 1.5"Use: PCB Drillingis_customized: YesMaterial: Other