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-Because the cutting edge of carbide material is very crisp
Precision:AA
倒角手柄，操作便捷
and the feed rate should be 40%-60% of the standard value
Spiral interpolation makes the cutting amount of each tooth relatively uniform
BB 200mm Length Coated Carbide Drill Machine Metal Hole Making Tool for Steel Stainless Steel(4.0~20.0mm) JIN系列 -Because the cutting edge ofBB 200mm 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: 4. 0mm 20. 0mm Precision Measured,
US$ 18.00
US$ 39.00
US$ 452.00