0.25mm x 4.5mm Carbide PCB Jewelry CNC Engraving Micro Drill Bits 6 Pcs
Key Features
- Total Weight 32g; Cutting Diameter 0.25mm/0.01"
- Shank Diameter 3.175mm/1/8"; Cutting Depth 4.5mm/0.18"
- Product Name Micro Drill Bit; Package Content 6 x Micro Drill Bit, 1 x Plastic Box
- Material Carbide; Color Silver Tone
- Working Range PCB, CNC; Total Length 38mm/1.5"
Product Description
PCB drill bit (carbide micro drill bit ) Carbide rods and tungsten steel rods, With high hardness, high wear resistance, high strength, resistance to bending, breakage and long tool life. Range of processing: PCB, SMT, the CNC, , plastic, copper, stainless steel and other precision metal parts processing. Great for PC Boards, Plastics, Fiberglass, Wood, Soft Metals, etc.
Features
Good chip removal,Small resistance,Chip smooth, small drilling heat, reduce smear,Extraordinary cutting edge sharpness, using nanotechnology and advanced grinding technology,Reduce the cutting force, reduce the broken drill rate, improve the hole wall quality,Cutting edge strictly symmetrical: beneficial and efficient cutting, avoid offset drilling.
Specifications
| Item Weight | 0.639 ounces |
| Product Dimensions | 3.7 x 2.9 x 0.2 inches |
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