10PCS PCB Drill Kit 0.3-1.2MM Tungsten Alloy Steel Carving Drill.

Description

Description 10pcs PCB Drill 0.30-1.20mm Tungsten Steel Carving Drill Alloy Small Drill Various drill bit kinds- used in a variety of application needs Made of high quality hard alloy and tungsten rod material Adapting nanotechnology and advanced grinding which make drill bit sharper High hardness and high bending resistance high strength and high wear resistance and long using life. Specification Material: Tungsten steel Full length: 38 (mm) Weight: approx 100g Scope: Engraving machine Specification :0.30-1.20mm Package include 10× PCB Drills 1 × Plastic box