2pcs8.7mm Cutting Dia Round Shank High-Speed Steel Metric Twist Drill Bit 16mmx300mm Advantages: With non-slip hole plugs

Advantages: With non-slip hole plugs and fixing screws

Outside Diameter2: 7

The inner tube is explosion-proof

Size 6: 13cm / 5

27cm long wire lead that is side mounted

2pcs8.7mm Cutting Dia Round Shank High-Speed Steel Metric Twist Drill Bit 16mmx300mm Advantages: With non-slip hole plugsThis 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