8.1mm Dia 115mm Length HSS Cobalt Metric Twist Drill Bit Rotary Tool 2pcs 500-600 Grit Package Content: 5pcs x Copper

Package Content: 5pcs x Copper Pipe Fitting

Positive Pole: Red Wire

Bore size: 4mm to 5mm/0

Part Number: 98811 1Y000

Finished: Polished

8.1mm Dia 115mm Length HSS Cobalt Metric Twist Drill Bit Rotary Tool 2pcs 500-600 Grit Package Content: 5pcs x CopperThis 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