YUFUTOL-10 Pcs 0.3mm-1.2mm PCB Print Circuit Board Tip Spiral Flute Carbide Micro Drill Bits For Dremel PCB jewelry Making CNC Engraving

Features: 

Product Name: PCB print circuit board drill bit 

100% quality tip spiral flute carbide drill bits and Brand new. 

10pcs Brand New Carbide PCB CNC Drill Bits replacements for your CNC machines and any Handheld tool: Dremel, Jewelry,these long-lasting bits are made from high quality tungsten steel for a precise, easy experience 

It is brand new with best quality from the LA HARDWARE INC

Great for PC Boards, Plastics, Fiberglass, Wood, Soft Metals, etc 

Carbide rods and tungsten steel rods, with high hardness, high wear resistance, high strength, resistance to bending, anti-impairment and long tool life. 

Specification: 

Shank diameter (SD): 3.175mm 

10pc Cutting edge diameter (CED): 0.3-1.2mm (Size Include :0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2mm) 

Total length: 38mm 

Quantity: 10PCS 

Package Included: 

1 x 10pcs Carbide PCB Drill Bits with Protection Box 

Note: These bits are good quality but too tiny, specially for size of 0.3mm 0.4mm 0.5mm, it is very fragile for handling, so please be careful and take good control of your CNC speed.