BB 150mm Length Coated Carbide Drill Machine Metal Hole Making Tool for Steel Stainless Steel(1.5~6.45mm) ball nose end mill and then replace it with

and then replace it with a small cutter for precision carving

The high-speed rotating BB Friction Drill contacts the surface of the workpiece and fricts with the metal surface to produce high temperature (600 degrees) or above

Edge treatment: Passivation – corrosion-resistant

and enhanced milling cutter vibration resistance and cutting speed

-Comparison with milling cutter and drill bit

BB 150mm Length Coated Carbide Drill Machine Metal Hole Making Tool for Steel Stainless Steel(1.5~6.45mm) ball nose end mill and then replace it withBB 150mm Length Carbide Drill Designed for Deep Hole Machining: Powerful Cutting Performance, Durable and Rigid. BB2055 Series: TiSiN Coating, Suitable for Mild Steel Material Hardness: HRC < 40 Point Angle: 120 BB2055 TiSiN HRC < 40 120 Brand Name(): BB Origin(): Mainland China() is_customized(): YES Model Number(): BB2055 DIY Supplies(DIY): Metalworking Type(): Twist Drill Bit() Use(): Metal Drilling() Dia. of Cut: 2. 6mm 20. 0mm TISIN Nano Coating