10pcs 1.4mm Mini PCB Drill Bits For CNC Print Circuit Board Tungsten Steel

Description: 10pcs 1.4mm Mini PCB Drill Bits For CNC Print Circuit Board Tungsten Steel PCB drill bits are made of Carbide (Tungsten Steel) material, with high hardness, high wear resistance, high strength, anti-bending, anti-breakage, etc. Specification: Item: PCB Drill Bit Material: Tungsten Carbide Cutting Diameter: 1.4mm Total Length: 38.1mm ( 3/2 inch) Shank Diameter: 3.18mm ( 1/8 inch) Quantity: 10pcs/box Suitable for: Print Circle Board, PCB SMT CNC Board etc. Features: 1. Use high quality materials and fine grinding process makes bit more sharp cutting edge. 2. Reduce cutting force and broken drill, improve the quality of hole wall. 3. Cutting edge strictly symmetrical: beneficial and efficient cutting, avoid offset drilling. 4. It is an ideal tool to process PCB SMT CNC board, mold, plastic, copper, stainless steel and other precision metal parts processing. Please note: Each Bit has a Colored Setting Ring, but the color will be shipped randomly. Package Included: 1x 10pcs Drill Bits More Details: