50pcs 0.5+0.6+0.7+0.8+0.9mm Tungsten Carbide Micro Drill

This micro drills set with high hardness and high wear resistance is a good choice for you. It can be applied to PCB SMT mould hardware processing electronic industry etc.Features:50pcs micro engraving drill in a set.Made from tungsten carbide(tungsten steel) with high hardness high wear resistance not easy to bend and break.Small chip removal resistance 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 mould hardware processing electronic industry etc.Multiple sizes included in one set to meet different needs.Note: The protecting case will be sent in random color please in kind prevail!Specifications:Material: Tungsten Steel + HSSItem Type: 0.5+0.6+0.7+0.8+0.9mm / 0.25+0.3+0.35+0.4+0.45mm(optional)Handle Diameter: 3.175mmQuantity: 50pcsPackage Size: 10 * 7.5 * 5cm / 3.94 * 2.95 * 1.97inPackage Weight: 161g / 5.68ozPackage List:50 * Micro Drill Bits