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.
Material: Tungsten steel
Scope: PCB、SMT、CNC、Mould、Engraving machine, Copper, Plastic, Stainless Steel
10× PCB Drills
1 × Plastic box