Bộ 25 mũi khoan HHS mạ Titan thân xoắn đuôi trơn SATA 52925 (từ 1mm - 13mm)

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Bộ 25 mũi khoan HHS mạ Titan thân xoắn đuôi trơn SATA 52925 (từ 1mm - 13mm)
10Pc. HSS-TiN Twist Drill Set
Các số mũi khoan gồm: 1.0,1.5, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.0, 7.5, 8.0, 8.5, 9.0, 9.5,10.0, 10.5, 11.0, 11.5, 12.0, 12.5, 13.0mm
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● This product is made of High Speed Steel. The drill bit is formed by fully ground with precision dimension
● 135°double clearance angle has the auto-centering function to prevent slippage during drilling
● TiN coating on the surface is adopted to effectively increase the cutting speed and prolong the service life