12.1mm Dia HSS Cobalt Straight Round Shank Metric Twist Drill Bit Drilling Tool Spiral Flute Taps Mounting Size : 27 x

Mounting Size : 27 x 18

* Base Size: 61x61mm / 2

also widely used in electrical products

Dimension: M6 x 16mm

Fit for: 28-32mm tubes

12.1mm Dia HSS Cobalt Straight Round Shank Metric Twist Drill Bit Drilling Tool Spiral Flute Taps Mounting Size : 27 xThis product is made of high speed steel and cobalt material. After using full grinding process, it has stronger cutting ability and longer service life. Suitable for processing non ferrous metals (such as copper and aluminum), non metallic and ferrous metals (such as iron, steel and stainless steel). Straight shank works in both keyed and key less drill chucks. The advantages of full grinding drill bit: High geometric precision, strong cutting