Tebru Drill Bits Tungsten Steel Drill Bits Set 10pcs 0.3-1.2mm Mini Tungsten Steel Drill Bits Kit for PCB Circuit Board

Features: 1. Made of tungsten steel high wear resistance not easy to bend and break. 2. Small chip removal resistance smooth toremove chips and drill holes. 3. Sharper cutting edge can reduce cutting forceand improve drilling quality. 4. Strictly symmetrical cutting edge can ensurehigh efficient working and avoid the deviation in drilling. 5. Can be applied to PCB SMT mould hardwareprocessing electronic industry etc. Specifications: Condition: 100% Brand New Material: Tungsten Steel Size: Approx. 9*5.4*1cm/3.54*2.13*0.39in Weight: Approx.37g/1.31oz PackageList: 10 * Drill Bits