These bits work fantastic on PCB boards. Sharp and twisted flute will make the drilling be more easy and effortless. They come in a easy-to-use plastic case with a holder for each bit. Drills bits are perfect for delicate drilling through hard materials for model engineering, jewelry repairs, craft work, suitable for PCB, SMT, CNC, mold, sculpture, plastic, copper, stainless steel.
Material: Cemented carbide, HHS
Ring Color: Random
Cutting Edge Diameter: 0.1mm, 0.2mm, 0.mm, 0.4mm, 0.mm, 0.7mm, 1.2mm, 1.mm, 1.4mm(Optional)
Shank Diameter: Approx .17mm
Length: 8.1mm / 1."
Box Size: 8.7 x .cm / .42 x 2.08"
Quantity: 10pcs per set
1 Set(10pcs) x Drill Bits
Due to different batches, color of rings might be different from the ones in picture. Please take the real one as standard. Thanks for your understanding.