10 In 1 PCB Tungsten Steel Drill Bits Carving Miniature Drill Bits, Size: 2.1-3.0mm
10 In 1 PCB Tungsten Steel Drill Bits Carving Miniature Drill Bits, Size: 2.1-3.0mm
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Shipping Methods
Shipping Methods
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Order Processing Time
Order Processing Time
Handling time to dispatch order: 1 - 3 working days. (Onkiza has to process your order and put all your items through its strict quality-control tests.)
Return Guarantee
Return Guarantee
For whatever reason if you are unsatisfied with your order within 7 days you can return it to us in new condition for a refund minus the shipping charges.
DOA Guarantee
DOA Guarantee
If your item arrives damaged, please contact us within 7 days and provide clear and valid proof. Onkiza will make compensation based on the damage situation.
Missing/Wrong Items Guarantee
Missing/Wrong Items Guarantee
If you receive a parcel with missing/incorrect/secondary packing items, please contact us within 7 days of delivery and provide the relevant proof. Onkiza will make compensation based on the damage situation.
1. Convenient opening, safe and efficient, strong wear resistance, durable
2. Spiral groove, sharp cutting edge, large spiral groove design, prevent chip accumulation
3. Positioning ring, reduce the time of machine debugging
4. Anti-vibration design of the cutting edge to reduce the vibration of the machining process and improve the surface quality
5. Neat and burr-free surface, strong anti-vibration
6. Material: tungsten steel
7. Scope of application: amber beeswax, circuit boards, Bakelite, CNC engraving plexiglass, jewelry, hardware and plastic drilling processing
8. Size: length about 3.8cm, shank diameter about 3.175mm
9. Weight: about 40g / set
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