BB 120mm Length Coated Carbide Drill Machine Metal Hole Making Tool for Steel Stainless Steel(2.3~20.0mm) 硬质合金铣刀 drilling machines

drilling machines

-Corner radius to protect cutting edge

spray cooling is optimal

Universal Round Shank Design

widely used

BB 120mm Length Coated Carbide Drill Machine Metal Hole Making Tool for Steel Stainless Steel(2.3~20.0mm) 硬质合金铣刀 drilling machinesBB 120mm 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. 3mm 20. 0mm TISIN Nano Coating