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
sku: 2579149
ACCORDING TO OUR RECORDS THIS PRODUCT IS NOT AVAILABLE NOW
$3.02
Shipping from: China
   Description
1. Convenient opening, safe and efficient, strong wear resistance, durable2. Spiral groove, sharp cutting edge, large spiral groove design, prevent chip accumulation3. Positioning ring, reduce the time of machine debugging4. Anti-vibration design of the cutting edge to reduce the vibration of the machining process and improve the surface quality5. Neat and burr-free surface, strong anti-vibration6. Material: tungsten steel7. Scope of application: amber beeswax, circuit boards, Bakelite, CNC engraving plexiglass, jewelry, hardware and plastic drilling processing8. Size: length about 3.8cm, shank diameter about 3.175mm9. Weight: about 40g / set
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