10pcs PCB Drill Bits Micro Drill Bits 1/8 Inch Shank Tungsten Carbide Rotary Tool for Print Circuit Board Stone Dremel Jewelry CNC Engraving

Specification:
Material: Tungsten Carbide, of high hardness, high wear resistance, high strength, resistance to bending, anti-breakage, etc
Shank Dia: 3.175mm(1/8'')
Overall Length: 38mm
Application: Suitable for processing PCB, normal FR-4, CEM-3 boards, environmental protection board, SMT, CNC, molds, plastic,Circuit board, carbon fiber, composite board, and so on.

Features:
1. Precision machining by high accurate equipment;
2. With good milling and cutting performance, ensuring high efficiency;
3. High hardness, wear resistance, and intensity; anti-bending;
4. To removing chips, with big space and small resistance; Smooth chip removal, less heating value, to reduce pollution;
5. Sharp cutting edge, reduce cutting force, lower breaking rate and improve the quality of hole wall;
6. Symmetrical cutting blade, help to high effective cutting, avoiding drilling offset.
Packet Includes
10pcs Micro Drill Bits

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