10Pcs 0.8mm Carbide End Mill Engraving Milling Cutter CNC Router Bits for PCB Machine, 1/8" Shank Sharpening Stones When it is used for

When it is used for liquid transportation

20 x Plastic Dropper Bottles

Thread Diameter:#12

Spacer ID: 8

10Pcs 0.8mm Carbide End Mill Engraving Milling Cutter CNC Router Bits for PCB Machine, 1/8" Shank Sharpening Stones When it is used forSpecification: Cutting Edge Diameter: 0. 8mm 0. 031" Shank Diameter: 3. 175mm 1 8" Cutting Edge Length: 5. 5mm 0. 22" Overall Length: 38mm 1. 5" Material: Cemented Carbide Package Content: 10 x Carbide End Mill Engraving Bits Description: 1. Made from carbide material, good milling properties to ensure efficient work. 2. Great replacements for your CNC or PCB machinery. With sufficient flexural strength and wear resistance. 3. Sharp cutting edge,