4.2mm Drilling Dia HSS Cobalt Metric Spiral Twist Drill Bit Rotary Tool 6pcs 5mm X 60mm 04inch (D*T)

04inch (D*T)

Total Size:91 x 15

Length: 350mm(13

the passenger's windows cannot be raised or lowered

is in size of : 32mm/1

4.2mm Drilling Dia HSS Cobalt Metric Spiral Twist Drill Bit Rotary Tool 6pcs 5mm X 60mm 04inch (D*T)This 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