Uolor Mini Twist Drill Bit Set 10Pcs Micro Engraving Drill Bits 06mm22mm HSS 235mm Shank Titanium Coated Tiny Drill Bit Hole Drilling Tool for DIY Resin Jewelry Amber Circuit Board Walnut

High QualityCrafted from quenching highspeed steel with titanium plating our twist drill bits feature hardened and honed cutting edges for exceptional sharpness and durability With a chatterfree design they offer excellent toughness high hardness and rust resistance ensuring they wont easily break Versatile SetThis set includes 10 drill bits in various sizes ranging from 06mm to 22mm in cutting edge diameter Each size is represented with one piece meeting a diverse range of drilling needs High EfficiencyThe fully ground spiral groove design swiftly clears particles reducing friction and heat for faster and cooler drilling The straight shank prevents walking ensuring precise drilling and greatly improving work efficiency Easy to UseFeaturing a uniform handle diameter of 235mm our drill bits offer convenient clamping The large chip removal space allows for easy and quick chip removal When drilling holes its essential to release the foam to prevent bursting due to powder blockage Wide ApplicationJobber Drill Bits compact and lightweight our drill bits are compatible with pin vises electric and cordless power drills and rotary drills Suitable for drilling and engraving materials such as jewelry amber beads beeswax resin circuit boards leather olive walnut and more.