10Pcs 1/8 Carbide Tungsten PCB Drill Bits Set, 0.4mm Mini Circuit Board Engraving

Specifications: - Package includes: 10 x PCB drill bits - Cutting edge material: Tungsten carbide - Overall length: 38mm / 1-1/2" - Shank diameter: Approximately 3.18mm / 1/8" - Size: 0.4mm (CED)

Package: - Includes 10 x PCB drill bits - Material: Tungsten carbide - Cutting edge diameter: 0.4mm - Shank diameter: 3mm / 1/8" (approx.)

Long Tool Life: - These drill bits are made of tungsten carbide steel, ensuring high wear resistance, hardness, and bending strength for extended use without easily breaking.

High Precision: - The sharp cutting edges of these drill bits create smooth surfaces and clean cuts without leaving behind any burrs or debris, allowing for precise and efficient work.

Application: - Suitable for use in various applications including PCB, CNC, plastic fiber, carbon fiber, hard wood, printed circuit board, and other precision parts processing.

Risk-Free Shopping: - If for any reason you are not satisfied with our products, please contact us for a full refund within 90 days, no questions asked. We are committed to providing you with a satisfying shopping experience.

product information: