0.3mm Carbide Engraving Drill Bits Set 3.175mm Shank PCB CNC Pack of 10

Description

Features: These long-lasting bits are made from high quality tungsten steel for a precise,easy experience These carbide PCB drill design for CNC/PCB Milling Machine,and diminished drill flux. Mainly applies to copper, aluminum,fiberglass,carbon,circuit board,wood and most plastic including acrylic Specifically designed for trace isolation patterns cutting on circuit boards,these PCB drill will give a clean burr free cut Please note,These bits are Very Sharp and lightly used and Each Piece has Been Cleaned Constructed of Industrial Grade Solid Tungsten Steel Carbide Tungsten steel blade,HSS Body Cutting edge symmetry, is conducive to the efficient cutting, avoid drilling offset Specification: Cutting Edge Diameter:0.3mm,0.4mm,0.5mm,0.6mm,0.7mm,0.8mm,0.9mm,1.0mm,1.1mm,1.2mm Shank Diameter:3.175mm Total Length:38.00±0.20mm Package Included:10pcs PCB Carbide Drill Bits