10pcs 1.1-2.0mm Tungsten Carbide Pcb Drill Bits Cnc Mini Drill Bits For Circuit Boards

Description: 10pcs 1.1-2.0mm Tungsten Carbide PCB Drill Bits CNC Mini Drill Bits For Circuit Boards Specification: Material: Tungsten Carbide Cutting Diameter: 1.1mm-2.0mm Cutting Length: 18mm Total Length: Approx.38mm Shank Diameter: Approx.3.175mm(1/8") Quantity: 10pcs Features: Large drill bit chip space, chip resistance,Chip smooth, small drilling heat, reduce smear. Extraordinary cutting edge sharpness, using nanotechnology and advanced grinding technology,reduce the cutting force, reduce the broken drill rate, improve the hole wall quality; Cutting edge strictly symmetrical: beneficial and efficient cutting, avoid offset drilling. Range of processing: PCB SMT CNC board, mold, plastic, copper, stainless steel and other precision metal parts processing. Use high quality materials and fine grinding process makes bit more sharp cutting edge, reduce cutting force and broken drill, improve the quality of hole wall. Please note: Each Bit has a Colored Depth Setting Ring,but the color will be shipped randomly. Please allow a bit error due to manual measurement. Pls make sure you do not mind before you bid. The color may have different as the difference display, pls understand. Package Included: 10pcs x Drill Bits More Details: