10pcs Sunrise HSS Drill Bits for Metal/Stainless Steel/Aluminum/Wood

[Package Content] You will receive 10 HSS drill bits, which are enough for your daily use and replacement. There are 5 sizes to choose from: 3.2mm, 4mm, 5mm, 6.5mm.

[Durable Material] The drill bit is made of M35 cobalt-containing high-speed steel, which has high strength, high hardness, strong and durable, not easy to deform or break, and has a long service life. Small size, easy to carry and store.

[Efficient Drilling] Smooth surface, high precision, 135-degree standard double back edge angle, stable and fast drilling, smooth chip removal. Universal round drill shank, wide compatibility.

[Easy to Use] Please note that the drill shank diameter is consistent with the drill bit diameter. Please confirm whether it can be clamped when purchasing. It is only suitable for slow use of electric drills above 650W, bench drills and lathes (drilling stainless steel).