Made from tungsten carbide(tungsten steel) with high hardness, high wear resistance, not easy to bend and break.
Small chip removal resistance, smooth to remove chips and drill holes.
Sharper cutting edge can reduce cutting force and improve drilling quality.
Strictly symmetrical cutting edge can ensure high efficient working and avoid the deviation in drilling.
Can be applied to PCB, SMT, mould, hardware processing, electronic industry, etc.
Multiple sizes included in one set to meet different needs. (Random Color)
Material: Tungsten Steel
Item Type: 0.5+0.6+0.7+0.8+0.9mm
Handle Diameter: 3.17mm
Package Size: 10 * 7.5 * 5cm / 3.94 * 2.95 * 1.97"
1 x Box x Micro Drill Bits (50Pcs)
1. Please allow a bit error due to manual measurement. please make sure you do not mind before you bid.
2. The color may have different as the difference display, pls understand.
3. The protecting case and the collar will be sent in random color, please in kind prevail!