9.7mm Dia HSS Cobalt Straight Shank Metric Twist Drill Bit Drilling Tool 2pcs 20mm X 1mm X 100mm Frame diameter: 186mm / 7

Frame diameter: 186mm / 7

Outer Size: 200*120*75mm/7

* Great replacement for missing

Packing List: 5 Pcs x Copper Pipe Fitting

9.7mm Dia HSS Cobalt Straight Shank Metric Twist Drill Bit Drilling Tool 2pcs 20mm X 1mm X 100mm Frame diameter: 186mm / 7This 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