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1. Drilling rig waste discharging space is large, resistance is small, and debris discharging is stable.
2. Use high-quality materials and fine grinding technology to make the cutting edge sharper, reduce cutting force and drill breakage, and improve the quality of hole wall.
3. Tungsten carbide steel with high hardness
4. Design of calibration ring to improve work efficiency
5. Strictly avoid local holes and ensure the quality of trimming.
6. Long service life, 2000-5000 drills can be drilled under normal working conditions, and 4-5 times can be regrinded.
7.It is suitable for drilling of acrylic board, wood board, PVC board, circuit board, aluminium board and other materials.
Material: Carbide Tungsten Steel
Packaging size: 88*53*10mm/3.46*2.09*0.39\"
Rubber Ring Color: Random
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3mm measuring deviation due to manual measurement.