YUENTOEN 10Pcs Mini Twist Drill Bit Set - Micro Engraving Drill Bits, HSS 2.35mm Shank Titanium Coated 0.6mm to 2.2mm Tiny Drill Bit Hole Drilling Tool for DIY Resin, Jewelry, Amber, Beads and Beeswax

Additional Details from the Manufacturer

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• 【High Quality】The twist drill bits are made of quenching high speed steel with titanium plating, the cutting edge is hardened and honed for sharpness, chatter-free design, providing good toughness, high hardness, rust resistance and it won't easy to broken.
• 【Meet Your Demands】This set contains 10 different sizes drill bits, the cutting edge diameter is 0.6mm, 0.8mm, 1.0mm, 1.2mm, 1.3mm, 1.5mm, 1.6mm, 1.8mm, 2mm, 2.2mm. You will receive 1pcs each size to meet your different demands.
• 【High Efficiency】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance, straight shank prevents walking and makes drilling precise improve work efficiency greatly.
• 【Easy to Use】The uniform handle diameter is 2.35mm, which makes clamping more convenient large chip removal space for remove the chip easily and quickly. When you drill holes, you need come out to bring out the foam to avoid bursting due to powder blockage.
• 【Wide Application】Compact size, light It fits with pin vise, electric and cordless power drill and rotary drill, suitable for drilling and engraving amber, beads, beeswax, resin, wood, olive, walnut and so on.