6Pc. Cobalt Twist Drill SATA 52806

6Pc. Cobalt Twist Drill SATA 52806
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Size : 2, 3, 4, 5, 6, 8 (mm)

This product is made of M35 high-speed steel containing 5% cobalt
The drill bit is formed by grinding and with precision dimension
135° double clearance angle has the auto-centering function to prevent slippage during drilling
Fine thread technology is adopted to effectively increase the cutting speed and prolong the service life
Innovative 123° apex angle design, effective increasing the cutting speed
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Warranty : Excluded from lifetime warranty terms