10.3mm Dia HSS Cobalt Straight Round Shank Metric Twist Drill Bit Drilling Tool M5 X 20mm Outer Diameter: 23mm

Outer Diameter: 23mm

Silicon Seal Gasket Thickness: 4mm / 0

and would not break or crack easily during use

16 inch x 3

mainly used for home or office landline phones

10.3mm Dia HSS Cobalt Straight Round Shank Metric Twist Drill Bit Drilling Tool M5 X 20mm Outer Diameter: 23mmThis 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